Home / 910,358.80-1,365,538.20-739,116.70

Finding the Fourth Proportional to 910,358.80, 1,365,538.20 and 739,116.70

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Solution

The fourth proportional to 910,358.80, 1,365,538.20 and 739,116.70 is: 1,108,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,358.80 : 1,365,538.20 = 739,116.70 : x
  2. Step 2: Convert to fraction form
    910,358.80/1,365,538.20 = 739,116.70/x
  3. Step 3: Cross multiply
    910,358.80x = 1,365,538.20 × 739,116.70
  4. Step 4: Simplify right side
    910,358.80x = 1,009,292,088,107.94
  5. Step 5: Solve for x
    x = 1,009,292,088,107.94/910,358.80
  6. Step 6: Final answer
    x = 1,108,675.05

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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.