Home / 1,113,877.53-1,670,548.68-514,262.88

Finding the Fourth Proportional to 1,113,877.53, 1,670,548.68 and 514,262.88

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Solution

The fourth proportional to 1,113,877.53, 1,670,548.68 and 514,262.88 is: 771,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,877.53 : 1,670,548.68 = 514,262.88 : x
  2. Step 2: Convert to fraction form
    1,113,877.53/1,670,548.68 = 514,262.88/x
  3. Step 3: Cross multiply
    1,113,877.53x = 1,670,548.68 × 514,262.88
  4. Step 4: Simplify right side
    1,113,877.53x = 859,101,175,357.00
  5. Step 5: Solve for x
    x = 859,101,175,357.00/1,113,877.53
  6. Step 6: Final answer
    x = 771,270.77

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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.