Home / 1,712,672.52-2,363,386.50-938,148.54

Finding the Fourth Proportional to 1,712,672.52, 2,363,386.50 and 938,148.54

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Solution

The fourth proportional to 1,712,672.52, 2,363,386.50 and 938,148.54 is: 1,294,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,672.52 : 2,363,386.50 = 938,148.54 : x
  2. Step 2: Convert to fraction form
    1,712,672.52/2,363,386.50 = 938,148.54/x
  3. Step 3: Cross multiply
    1,712,672.52x = 2,363,386.50 × 938,148.54
  4. Step 4: Simplify right side
    1,712,672.52x = 2,217,207,594,430.71
  5. Step 5: Solve for x
    x = 2,217,207,594,430.71/1,712,672.52
  6. Step 6: Final answer
    x = 1,294,589.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.