Home / 1,600,666.25-2,400,822.52-402,589.04

Finding the Fourth Proportional to 1,600,666.25, 2,400,822.52 and 402,589.04

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Solution

The fourth proportional to 1,600,666.25, 2,400,822.52 and 402,589.04 is: 603,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,666.25 : 2,400,822.52 = 402,589.04 : x
  2. Step 2: Convert to fraction form
    1,600,666.25/2,400,822.52 = 402,589.04/x
  3. Step 3: Cross multiply
    1,600,666.25x = 2,400,822.52 × 402,589.04
  4. Step 4: Simplify right side
    1,600,666.25x = 966,544,820,526.60
  5. Step 5: Solve for x
    x = 966,544,820,526.60/1,600,666.25
  6. Step 6: Final answer
    x = 603,839.07

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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.