Home / 2,758,329.60-4,139,827.20-1,244,342.40

Finding the Fourth Proportional to 2,758,329.60, 4,139,827.20 and 1,244,342.40

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Solution

The fourth proportional to 2,758,329.60, 4,139,827.20 and 1,244,342.40 is: 1,867,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,329.60 : 4,139,827.20 = 1,244,342.40 : x
  2. Step 2: Convert to fraction form
    2,758,329.60/4,139,827.20 = 1,244,342.40/x
  3. Step 3: Cross multiply
    2,758,329.60x = 4,139,827.20 × 1,244,342.40
  4. Step 4: Simplify right side
    2,758,329.60x = 5,151,362,513,633.28
  5. Step 5: Solve for x
    x = 5,151,362,513,633.28/2,758,329.60
  6. Step 6: Final answer
    x = 1,867,565.98

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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.