Home / 1,440,264.48-2,161,752.72-730,801.68

Finding the Fourth Proportional to 1,440,264.48, 2,161,752.72 and 730,801.68

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Solution

The fourth proportional to 1,440,264.48, 2,161,752.72 and 730,801.68 is: 1,096,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,264.48 : 2,161,752.72 = 730,801.68 : x
  2. Step 2: Convert to fraction form
    1,440,264.48/2,161,752.72 = 730,801.68/x
  3. Step 3: Cross multiply
    1,440,264.48x = 2,161,752.72 × 730,801.68
  4. Step 4: Simplify right side
    1,440,264.48x = 1,579,812,519,520.57
  5. Step 5: Solve for x
    x = 1,579,812,519,520.57/1,440,264.48
  6. Step 6: Final answer
    x = 1,096,890.57

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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.