Home / 1,472,818.06-2,209,223.58-407,856.79

Finding the Fourth Proportional to 1,472,818.06, 2,209,223.58 and 407,856.79

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Solution

The fourth proportional to 1,472,818.06, 2,209,223.58 and 407,856.79 is: 611,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,818.06 : 2,209,223.58 = 407,856.79 : x
  2. Step 2: Convert to fraction form
    1,472,818.06/2,209,223.58 = 407,856.79/x
  3. Step 3: Cross multiply
    1,472,818.06x = 2,209,223.58 × 407,856.79
  4. Step 4: Simplify right side
    1,472,818.06x = 901,046,837,731.11
  5. Step 5: Solve for x
    x = 901,046,837,731.11/1,472,818.06
  6. Step 6: Final answer
    x = 611,784.21

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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.