Home / 3,142,442.70-4,713,570.55-868,104.02

Finding the Fourth Proportional to 3,142,442.70, 4,713,570.55 and 868,104.02

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Solution

The fourth proportional to 3,142,442.70, 4,713,570.55 and 868,104.02 is: 1,302,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,442.70 : 4,713,570.55 = 868,104.02 : x
  2. Step 2: Convert to fraction form
    3,142,442.70/4,713,570.55 = 868,104.02/x
  3. Step 3: Cross multiply
    3,142,442.70x = 4,713,570.55 × 868,104.02
  4. Step 4: Simplify right side
    3,142,442.70x = 4,091,869,543,008.61
  5. Step 5: Solve for x
    x = 4,091,869,543,008.61/3,142,442.70
  6. Step 6: Final answer
    x = 1,302,130.20

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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.