Home / 1,109,281.74-1,530,808.88-599,984.11

Finding the Fourth Proportional to 1,109,281.74, 1,530,808.88 and 599,984.11

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Solution

The fourth proportional to 1,109,281.74, 1,530,808.88 and 599,984.11 is: 827,978.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,281.74 : 1,530,808.88 = 599,984.11 : x
  2. Step 2: Convert to fraction form
    1,109,281.74/1,530,808.88 = 599,984.11/x
  3. Step 3: Cross multiply
    1,109,281.74x = 1,530,808.88 × 599,984.11
  4. Step 4: Simplify right side
    1,109,281.74x = 918,461,002,360.49
  5. Step 5: Solve for x
    x = 918,461,002,360.49/1,109,281.74
  6. Step 6: Final answer
    x = 827,978.12

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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.