Home / 1,491,698.80-2,237,548.20-924,828.40

Finding the Fourth Proportional to 1,491,698.80, 2,237,548.20 and 924,828.40

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Solution

The fourth proportional to 1,491,698.80, 2,237,548.20 and 924,828.40 is: 1,387,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,698.80 : 2,237,548.20 = 924,828.40 : x
  2. Step 2: Convert to fraction form
    1,491,698.80/2,237,548.20 = 924,828.40/x
  3. Step 3: Cross multiply
    1,491,698.80x = 2,237,548.20 × 924,828.40
  4. Step 4: Simplify right side
    1,491,698.80x = 2,069,348,121,728.88
  5. Step 5: Solve for x
    x = 2,069,348,121,728.88/1,491,698.80
  6. Step 6: Final answer
    x = 1,387,242.60

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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.