Home / 1,145,099.04-1,725,691.20-1,031,389.62

Finding the Fourth Proportional to 1,145,099.04, 1,725,691.20 and 1,031,389.62

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Solution

The fourth proportional to 1,145,099.04, 1,725,691.20 and 1,031,389.62 is: 1,554,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,099.04 : 1,725,691.20 = 1,031,389.62 : x
  2. Step 2: Convert to fraction form
    1,145,099.04/1,725,691.20 = 1,031,389.62/x
  3. Step 3: Cross multiply
    1,145,099.04x = 1,725,691.20 × 1,031,389.62
  4. Step 4: Simplify right side
    1,145,099.04x = 1,779,859,991,005.34
  5. Step 5: Solve for x
    x = 1,779,859,991,005.34/1,145,099.04
  6. Step 6: Final answer
    x = 1,554,328.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.