Home / 1,561,567.60-2,340,601.80-662,856.40

Finding the Fourth Proportional to 1,561,567.60, 2,340,601.80 and 662,856.40

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Solution

The fourth proportional to 1,561,567.60, 2,340,601.80 and 662,856.40 is: 993,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,567.60 : 2,340,601.80 = 662,856.40 : x
  2. Step 2: Convert to fraction form
    1,561,567.60/2,340,601.80 = 662,856.40/x
  3. Step 3: Cross multiply
    1,561,567.60x = 2,340,601.80 × 662,856.40
  4. Step 4: Simplify right side
    1,561,567.60x = 1,551,482,882,981.52
  5. Step 5: Solve for x
    x = 1,551,482,882,981.52/1,561,567.60
  6. Step 6: Final answer
    x = 993,541.93

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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.