Home / 1,050,191.40-1,575,287.10-517,967.40

Finding the Fourth Proportional to 1,050,191.40, 1,575,287.10 and 517,967.40

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Solution

The fourth proportional to 1,050,191.40, 1,575,287.10 and 517,967.40 is: 776,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,191.40 : 1,575,287.10 = 517,967.40 : x
  2. Step 2: Convert to fraction form
    1,050,191.40/1,575,287.10 = 517,967.40/x
  3. Step 3: Cross multiply
    1,050,191.40x = 1,575,287.10 × 517,967.40
  4. Step 4: Simplify right side
    1,050,191.40x = 815,947,363,440.54
  5. Step 5: Solve for x
    x = 815,947,363,440.54/1,050,191.40
  6. Step 6: Final answer
    x = 776,951.10

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Double scale
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Similar ratio
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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.