Home / 1,182,218.40-1,772,809.20-472,010.40

Finding the Fourth Proportional to 1,182,218.40, 1,772,809.20 and 472,010.40

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Solution

The fourth proportional to 1,182,218.40, 1,772,809.20 and 472,010.40 is: 707,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,218.40 : 1,772,809.20 = 472,010.40 : x
  2. Step 2: Convert to fraction form
    1,182,218.40/1,772,809.20 = 472,010.40/x
  3. Step 3: Cross multiply
    1,182,218.40x = 1,772,809.20 × 472,010.40
  4. Step 4: Simplify right side
    1,182,218.40x = 836,784,379,615.68
  5. Step 5: Solve for x
    x = 836,784,379,615.68/1,182,218.40
  6. Step 6: Final answer
    x = 707,808.62

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1.5x scale

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.