Home / 1,739,966.17-2,609,105.42-1,020,542.78

Finding the Fourth Proportional to 1,739,966.17, 2,609,105.42 and 1,020,542.78

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Solution

The fourth proportional to 1,739,966.17, 2,609,105.42 and 1,020,542.78 is: 1,530,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,966.17 : 2,609,105.42 = 1,020,542.78 : x
  2. Step 2: Convert to fraction form
    1,739,966.17/2,609,105.42 = 1,020,542.78/x
  3. Step 3: Cross multiply
    1,739,966.17x = 2,609,105.42 × 1,020,542.78
  4. Step 4: Simplify right side
    1,739,966.17x = 2,662,703,698,639.87
  5. Step 5: Solve for x
    x = 2,662,703,698,639.87/1,739,966.17
  6. Step 6: Final answer
    x = 1,530,319.24

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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.