Home / 1,030,531.13-1,422,155.74-571,630.72

Finding the Fourth Proportional to 1,030,531.13, 1,422,155.74 and 571,630.72

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Solution

The fourth proportional to 1,030,531.13, 1,422,155.74 and 571,630.72 is: 788,863.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,531.13 : 1,422,155.74 = 571,630.72 : x
  2. Step 2: Convert to fraction form
    1,030,531.13/1,422,155.74 = 571,630.72/x
  3. Step 3: Cross multiply
    1,030,531.13x = 1,422,155.74 × 571,630.72
  4. Step 4: Simplify right side
    1,030,531.13x = 812,947,909,608.33
  5. Step 5: Solve for x
    x = 812,947,909,608.33/1,030,531.13
  6. Step 6: Final answer
    x = 788,863.03

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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.