Home / 4,023,167.40-5,551,941.02-2,187,626.81

Finding the Fourth Proportional to 4,023,167.40, 5,551,941.02 and 2,187,626.81

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Solution

The fourth proportional to 4,023,167.40, 5,551,941.02 and 2,187,626.81 is: 3,018,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023,167.40 : 5,551,941.02 = 2,187,626.81 : x
  2. Step 2: Convert to fraction form
    4,023,167.40/5,551,941.02 = 2,187,626.81/x
  3. Step 3: Cross multiply
    4,023,167.40x = 5,551,941.02 × 2,187,626.81
  4. Step 4: Simplify right side
    4,023,167.40x = 12,145,574,984,192.91
  5. Step 5: Solve for x
    x = 12,145,574,984,192.91/4,023,167.40
  6. Step 6: Final answer
    x = 3,018,908.68

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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.