Home / 1,237,044.90-1,855,308.15-606,411.30

Finding the Fourth Proportional to 1,237,044.90, 1,855,308.15 and 606,411.30

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Solution

The fourth proportional to 1,237,044.90, 1,855,308.15 and 606,411.30 is: 909,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,044.90 : 1,855,308.15 = 606,411.30 : x
  2. Step 2: Convert to fraction form
    1,237,044.90/1,855,308.15 = 606,411.30/x
  3. Step 3: Cross multiply
    1,237,044.90x = 1,855,308.15 × 606,411.30
  4. Step 4: Simplify right side
    1,237,044.90x = 1,125,079,827,142.10
  5. Step 5: Solve for x
    x = 1,125,079,827,142.10/1,237,044.90
  6. Step 6: Final answer
    x = 909,489.89

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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.