Home / 1,358,198.88-2,036,032.08-459,011.88

Finding the Fourth Proportional to 1,358,198.88, 2,036,032.08 and 459,011.88

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Solution

The fourth proportional to 1,358,198.88, 2,036,032.08 and 459,011.88 is: 688,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,198.88 : 2,036,032.08 = 459,011.88 : x
  2. Step 2: Convert to fraction form
    1,358,198.88/2,036,032.08 = 459,011.88/x
  3. Step 3: Cross multiply
    1,358,198.88x = 2,036,032.08 × 459,011.88
  4. Step 4: Simplify right side
    1,358,198.88x = 934,562,912,781.11
  5. Step 5: Solve for x
    x = 934,562,912,781.11/1,358,198.88
  6. Step 6: Final answer
    x = 688,089.89

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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.