Home / 1,283,641.45-1,771,490.52-710,744.65

Finding the Fourth Proportional to 1,283,641.45, 1,771,490.52 and 710,744.65

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Solution

The fourth proportional to 1,283,641.45, 1,771,490.52 and 710,744.65 is: 980,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,641.45 : 1,771,490.52 = 710,744.65 : x
  2. Step 2: Convert to fraction form
    1,283,641.45/1,771,490.52 = 710,744.65/x
  3. Step 3: Cross multiply
    1,283,641.45x = 1,771,490.52 × 710,744.65
  4. Step 4: Simplify right side
    1,283,641.45x = 1,259,077,409,615.72
  5. Step 5: Solve for x
    x = 1,259,077,409,615.72/1,283,641.45
  6. Step 6: Final answer
    x = 980,863.78

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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.