Home / 1,573,672.59-2,360,220.89-420,934.05

Finding the Fourth Proportional to 1,573,672.59, 2,360,220.89 and 420,934.05

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Solution

The fourth proportional to 1,573,672.59, 2,360,220.89 and 420,934.05 is: 631,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,672.59 : 2,360,220.89 = 420,934.05 : x
  2. Step 2: Convert to fraction form
    1,573,672.59/2,360,220.89 = 420,934.05/x
  3. Step 3: Cross multiply
    1,573,672.59x = 2,360,220.89 × 420,934.05
  4. Step 4: Simplify right side
    1,573,672.59x = 993,497,336,017.63
  5. Step 5: Solve for x
    x = 993,497,336,017.63/1,573,672.59
  6. Step 6: Final answer
    x = 631,324.04

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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.