Home / 1,206,645.40-1,808,412.90-924,765.40

Finding the Fourth Proportional to 1,206,645.40, 1,808,412.90 and 924,765.40

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Solution

The fourth proportional to 1,206,645.40, 1,808,412.90 and 924,765.40 is: 1,385,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,645.40 : 1,808,412.90 = 924,765.40 : x
  2. Step 2: Convert to fraction form
    1,206,645.40/1,808,412.90 = 924,765.40/x
  3. Step 3: Cross multiply
    1,206,645.40x = 1,808,412.90 × 924,765.40
  4. Step 4: Simplify right side
    1,206,645.40x = 1,672,357,678,833.66
  5. Step 5: Solve for x
    x = 1,672,357,678,833.66/1,206,645.40
  6. Step 6: Final answer
    x = 1,385,956.20

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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.