Home / 1,490,678.64-2,236,233.16-732,563.29

Finding the Fourth Proportional to 1,490,678.64, 2,236,233.16 and 732,563.29

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Solution

The fourth proportional to 1,490,678.64, 2,236,233.16 and 732,563.29 is: 1,098,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,678.64 : 2,236,233.16 = 732,563.29 : x
  2. Step 2: Convert to fraction form
    1,490,678.64/2,236,233.16 = 732,563.29/x
  3. Step 3: Cross multiply
    1,490,678.64x = 2,236,233.16 × 732,563.29
  4. Step 4: Simplify right side
    1,490,678.64x = 1,638,182,309,715.53
  5. Step 5: Solve for x
    x = 1,638,182,309,715.53/1,490,678.64
  6. Step 6: Final answer
    x = 1,098,950.69

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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.