Home / 1,044,116.90-1,566,175.35-919,700.90

Finding the Fourth Proportional to 1,044,116.90, 1,566,175.35 and 919,700.90

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Solution

The fourth proportional to 1,044,116.90, 1,566,175.35 and 919,700.90 is: 1,379,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,116.90 : 1,566,175.35 = 919,700.90 : x
  2. Step 2: Convert to fraction form
    1,044,116.90/1,566,175.35 = 919,700.90/x
  3. Step 3: Cross multiply
    1,044,116.90x = 1,566,175.35 × 919,700.90
  4. Step 4: Simplify right side
    1,044,116.90x = 1,440,412,878,952.82
  5. Step 5: Solve for x
    x = 1,440,412,878,952.82/1,044,116.90
  6. Step 6: Final answer
    x = 1,379,551.35

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.