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Finding the Fourth Proportional to 1,069,337.92, 1,594,570.64 and 1,059,738.88

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Solution

The fourth proportional to 1,069,337.92, 1,594,570.64 and 1,059,738.88 is: 1,580,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,337.92 : 1,594,570.64 = 1,059,738.88 : x
  2. Step 2: Convert to fraction form
    1,069,337.92/1,594,570.64 = 1,059,738.88/x
  3. Step 3: Cross multiply
    1,069,337.92x = 1,594,570.64 × 1,059,738.88
  4. Step 4: Simplify right side
    1,069,337.92x = 1,689,828,504,114.48
  5. Step 5: Solve for x
    x = 1,689,828,504,114.48/1,069,337.92
  6. Step 6: Final answer
    x = 1,580,256.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.