Home / 931,094.20-1,396,641.30-830,710.90

Finding the Fourth Proportional to 931,094.20, 1,396,641.30 and 830,710.90

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Solution

The fourth proportional to 931,094.20, 1,396,641.30 and 830,710.90 is: 1,246,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,094.20 : 1,396,641.30 = 830,710.90 : x
  2. Step 2: Convert to fraction form
    931,094.20/1,396,641.30 = 830,710.90/x
  3. Step 3: Cross multiply
    931,094.20x = 1,396,641.30 × 830,710.90
  4. Step 4: Simplify right side
    931,094.20x = 1,160,205,151,300.17
  5. Step 5: Solve for x
    x = 1,160,205,151,300.17/931,094.20
  6. Step 6: Final answer
    x = 1,246,066.35

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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.