Home / 1,041,785.76-1,570,486.90-972,345.48

Finding the Fourth Proportional to 1,041,785.76, 1,570,486.90 and 972,345.48

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Solution

The fourth proportional to 1,041,785.76, 1,570,486.90 and 972,345.48 is: 1,465,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,785.76 : 1,570,486.90 = 972,345.48 : x
  2. Step 2: Convert to fraction form
    1,041,785.76/1,570,486.90 = 972,345.48/x
  3. Step 3: Cross multiply
    1,041,785.76x = 1,570,486.90 × 972,345.48
  4. Step 4: Simplify right side
    1,041,785.76x = 1,527,055,838,614.21
  5. Step 5: Solve for x
    x = 1,527,055,838,614.21/1,041,785.76
  6. Step 6: Final answer
    x = 1,465,806.02

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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.