Home / 1,283,641.32-1,771,490.34-710,744.52

Finding the Fourth Proportional to 1,283,641.32, 1,771,490.34 and 710,744.52

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Solution

The fourth proportional to 1,283,641.32, 1,771,490.34 and 710,744.52 is: 980,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,641.32 : 1,771,490.34 = 710,744.52 : x
  2. Step 2: Convert to fraction form
    1,283,641.32/1,771,490.34 = 710,744.52/x
  3. Step 3: Cross multiply
    1,283,641.32x = 1,771,490.34 × 710,744.52
  4. Step 4: Simplify right side
    1,283,641.32x = 1,259,077,051,387.94
  5. Step 5: Solve for x
    x = 1,259,077,051,387.94/1,283,641.32
  6. Step 6: Final answer
    x = 980,863.60

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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.