Home / 5,723,952.48-7,899,191.28-3,145,878

Finding the Fourth Proportional to 5,723,952.48, 7,899,191.28 and 3,145,878

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Solution

The fourth proportional to 5,723,952.48, 7,899,191.28 and 3,145,878 is: 4,341,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723,952.48 : 7,899,191.28 = 3,145,878 : x
  2. Step 2: Convert to fraction form
    5,723,952.48/7,899,191.28 = 3,145,878/x
  3. Step 3: Cross multiply
    5,723,952.48x = 7,899,191.28 × 3,145,878
  4. Step 4: Simplify right side
    5,723,952.48x = 24,849,892,065,543.84
  5. Step 5: Solve for x
    x = 24,849,892,065,543.84/5,723,952.48
  6. Step 6: Final answer
    x = 4,341,386.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.