Home / 1,712,657.76-2,363,438.16-948,695.28

Finding the Fourth Proportional to 1,712,657.76, 2,363,438.16 and 948,695.28

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Solution

The fourth proportional to 1,712,657.76, 2,363,438.16 and 948,695.28 is: 1,309,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,657.76 : 2,363,438.16 = 948,695.28 : x
  2. Step 2: Convert to fraction form
    1,712,657.76/2,363,438.16 = 948,695.28/x
  3. Step 3: Cross multiply
    1,712,657.76x = 2,363,438.16 × 948,695.28
  4. Step 4: Simplify right side
    1,712,657.76x = 2,242,182,626,963.88
  5. Step 5: Solve for x
    x = 2,242,182,626,963.88/1,712,657.76
  6. Step 6: Final answer
    x = 1,309,183.12

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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.