Home / 1,307,203.42-1,803,984.48-726,451.03

Finding the Fourth Proportional to 1,307,203.42, 1,803,984.48 and 726,451.03

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Solution

The fourth proportional to 1,307,203.42, 1,803,984.48 and 726,451.03 is: 1,002,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,203.42 : 1,803,984.48 = 726,451.03 : x
  2. Step 2: Convert to fraction form
    1,307,203.42/1,803,984.48 = 726,451.03/x
  3. Step 3: Cross multiply
    1,307,203.42x = 1,803,984.48 × 726,451.03
  4. Step 4: Simplify right side
    1,307,203.42x = 1,310,506,376,365.86
  5. Step 5: Solve for x
    x = 1,310,506,376,365.86/1,307,203.42
  6. Step 6: Final answer
    x = 1,002,526.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.