Home / 1,492,887.79-2,239,337.43-454,248.37

Finding the Fourth Proportional to 1,492,887.79, 2,239,337.43 and 454,248.37

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Solution

The fourth proportional to 1,492,887.79, 2,239,337.43 and 454,248.37 is: 681,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,887.79 : 2,239,337.43 = 454,248.37 : x
  2. Step 2: Convert to fraction form
    1,492,887.79/2,239,337.43 = 454,248.37/x
  3. Step 3: Cross multiply
    1,492,887.79x = 2,239,337.43 × 454,248.37
  4. Step 4: Simplify right side
    1,492,887.79x = 1,017,215,377,457.49
  5. Step 5: Solve for x
    x = 1,017,215,377,457.49/1,492,887.79
  6. Step 6: Final answer
    x = 681,374.30

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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.