Home / 1,049,294.40-1,575,525.60-838,305.60

Finding the Fourth Proportional to 1,049,294.40, 1,575,525.60 and 838,305.60

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Solution

The fourth proportional to 1,049,294.40, 1,575,525.60 and 838,305.60 is: 1,258,723.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,294.40 : 1,575,525.60 = 838,305.60 : x
  2. Step 2: Convert to fraction form
    1,049,294.40/1,575,525.60 = 838,305.60/x
  3. Step 3: Cross multiply
    1,049,294.40x = 1,575,525.60 × 838,305.60
  4. Step 4: Simplify right side
    1,049,294.40x = 1,320,771,933,423.36
  5. Step 5: Solve for x
    x = 1,320,771,933,423.36/1,049,294.40
  6. Step 6: Final answer
    x = 1,258,723.89

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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.