Home / 1,566,111.40-2,349,167.10-768,949.90

Finding the Fourth Proportional to 1,566,111.40, 2,349,167.10 and 768,949.90

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Solution

The fourth proportional to 1,566,111.40, 2,349,167.10 and 768,949.90 is: 1,153,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,111.40 : 2,349,167.10 = 768,949.90 : x
  2. Step 2: Convert to fraction form
    1,566,111.40/2,349,167.10 = 768,949.90/x
  3. Step 3: Cross multiply
    1,566,111.40x = 2,349,167.10 × 768,949.90
  4. Step 4: Simplify right side
    1,566,111.40x = 1,806,391,806,628.29
  5. Step 5: Solve for x
    x = 1,806,391,806,628.29/1,566,111.40
  6. Step 6: Final answer
    x = 1,153,424.85

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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.