Home / 1,011,024-1,517,702.40-513,437.76

Finding the Fourth Proportional to 1,011,024, 1,517,702.40 and 513,437.76

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Solution

The fourth proportional to 1,011,024, 1,517,702.40 and 513,437.76 is: 770,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,024 : 1,517,702.40 = 513,437.76 : x
  2. Step 2: Convert to fraction form
    1,011,024/1,517,702.40 = 513,437.76/x
  3. Step 3: Cross multiply
    1,011,024x = 1,517,702.40 × 513,437.76
  4. Step 4: Simplify right side
    1,011,024x = 779,245,720,602.62
  5. Step 5: Solve for x
    x = 779,245,720,602.62/1,011,024
  6. Step 6: Final answer
    x = 770,748.98

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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.