Home / 1,119,502.90-1,679,946.90-587,405.80

Finding the Fourth Proportional to 1,119,502.90, 1,679,946.90 and 587,405.80

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Solution

The fourth proportional to 1,119,502.90, 1,679,946.90 and 587,405.80 is: 881,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,502.90 : 1,679,946.90 = 587,405.80 : x
  2. Step 2: Convert to fraction form
    1,119,502.90/1,679,946.90 = 587,405.80/x
  3. Step 3: Cross multiply
    1,119,502.90x = 1,679,946.90 × 587,405.80
  4. Step 4: Simplify right side
    1,119,502.90x = 986,810,552,752.02
  5. Step 5: Solve for x
    x = 986,810,552,752.02/1,119,502.90
  6. Step 6: Final answer
    x = 881,472.08

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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.