Home / 2,535,479.60-3,498,941.76-1,389,557.22

Finding the Fourth Proportional to 2,535,479.60, 3,498,941.76 and 1,389,557.22

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Solution

The fourth proportional to 2,535,479.60, 3,498,941.76 and 1,389,557.22 is: 1,917,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,479.60 : 3,498,941.76 = 1,389,557.22 : x
  2. Step 2: Convert to fraction form
    2,535,479.60/3,498,941.76 = 1,389,557.22/x
  3. Step 3: Cross multiply
    2,535,479.60x = 3,498,941.76 × 1,389,557.22
  4. Step 4: Simplify right side
    2,535,479.60x = 4,861,979,784,967.51
  5. Step 5: Solve for x
    x = 4,861,979,784,967.51/2,535,479.60
  6. Step 6: Final answer
    x = 1,917,577.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.