Home / 1,437,713.40-2,156,200.92-426,596.19

Finding the Fourth Proportional to 1,437,713.40, 2,156,200.92 and 426,596.19

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Solution

The fourth proportional to 1,437,713.40, 2,156,200.92 and 426,596.19 is: 639,784.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,713.40 : 2,156,200.92 = 426,596.19 : x
  2. Step 2: Convert to fraction form
    1,437,713.40/2,156,200.92 = 426,596.19/x
  3. Step 3: Cross multiply
    1,437,713.40x = 2,156,200.92 × 426,596.19
  4. Step 4: Simplify right side
    1,437,713.40x = 919,827,097,346.50
  5. Step 5: Solve for x
    x = 919,827,097,346.50/1,437,713.40
  6. Step 6: Final answer
    x = 639,784.74

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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.