Home / 2,656,230.30-3,984,345.45-661,686.30

Finding the Fourth Proportional to 2,656,230.30, 3,984,345.45 and 661,686.30

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Solution

The fourth proportional to 2,656,230.30, 3,984,345.45 and 661,686.30 is: 992,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,230.30 : 3,984,345.45 = 661,686.30 : x
  2. Step 2: Convert to fraction form
    2,656,230.30/3,984,345.45 = 661,686.30/x
  3. Step 3: Cross multiply
    2,656,230.30x = 3,984,345.45 × 661,686.30
  4. Step 4: Simplify right side
    2,656,230.30x = 2,636,386,798,732.34
  5. Step 5: Solve for x
    x = 2,636,386,798,732.34/2,656,230.30
  6. Step 6: Final answer
    x = 992,529.45

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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.