Home / 1,305,445.15-1,957,724.28-452,317.72

Finding the Fourth Proportional to 1,305,445.15, 1,957,724.28 and 452,317.72

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Solution

The fourth proportional to 1,305,445.15, 1,957,724.28 and 452,317.72 is: 678,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,445.15 : 1,957,724.28 = 452,317.72 : x
  2. Step 2: Convert to fraction form
    1,305,445.15/1,957,724.28 = 452,317.72/x
  3. Step 3: Cross multiply
    1,305,445.15x = 1,957,724.28 × 452,317.72
  4. Step 4: Simplify right side
    1,305,445.15x = 885,513,382,718.24
  5. Step 5: Solve for x
    x = 885,513,382,718.24/1,305,445.15
  6. Step 6: Final answer
    x = 678,322.93

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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.