Home / 1,453,294.80-2,180,719.80-611,931.60

Finding the Fourth Proportional to 1,453,294.80, 2,180,719.80 and 611,931.60

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Solution

The fourth proportional to 1,453,294.80, 2,180,719.80 and 611,931.60 is: 918,224.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,294.80 : 2,180,719.80 = 611,931.60 : x
  2. Step 2: Convert to fraction form
    1,453,294.80/2,180,719.80 = 611,931.60/x
  3. Step 3: Cross multiply
    1,453,294.80x = 2,180,719.80 × 611,931.60
  4. Step 4: Simplify right side
    1,453,294.80x = 1,334,451,356,365.68
  5. Step 5: Solve for x
    x = 1,334,451,356,365.68/1,453,294.80
  6. Step 6: Final answer
    x = 918,224.82

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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.