Home / 1,358,642.23-2,038,209.41-559,487.86

Finding the Fourth Proportional to 1,358,642.23, 2,038,209.41 and 559,487.86

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Solution

The fourth proportional to 1,358,642.23, 2,038,209.41 and 559,487.86 is: 839,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,642.23 : 2,038,209.41 = 559,487.86 : x
  2. Step 2: Convert to fraction form
    1,358,642.23/2,038,209.41 = 559,487.86/x
  3. Step 3: Cross multiply
    1,358,642.23x = 2,038,209.41 × 559,487.86
  4. Step 4: Simplify right side
    1,358,642.23x = 1,140,353,417,335.96
  5. Step 5: Solve for x
    x = 1,140,353,417,335.96/1,358,642.23
  6. Step 6: Final answer
    x = 839,333.12

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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.