Home / 788,606.80-1,182,910.20-781,608.40

Finding the Fourth Proportional to 788,606.80, 1,182,910.20 and 781,608.40

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Solution

The fourth proportional to 788,606.80, 1,182,910.20 and 781,608.40 is: 1,172,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,606.80 : 1,182,910.20 = 781,608.40 : x
  2. Step 2: Convert to fraction form
    788,606.80/1,182,910.20 = 781,608.40/x
  3. Step 3: Cross multiply
    788,606.80x = 1,182,910.20 × 781,608.40
  4. Step 4: Simplify right side
    788,606.80x = 924,572,548,765.68
  5. Step 5: Solve for x
    x = 924,572,548,765.68/788,606.80
  6. Step 6: Final answer
    x = 1,172,412.60

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1.5x scale

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.