Home / 1,458,048.40-2,187,072.60-1,298,616.10

Finding the Fourth Proportional to 1,458,048.40, 2,187,072.60 and 1,298,616.10

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Solution

The fourth proportional to 1,458,048.40, 2,187,072.60 and 1,298,616.10 is: 1,947,924.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,048.40 : 2,187,072.60 = 1,298,616.10 : x
  2. Step 2: Convert to fraction form
    1,458,048.40/2,187,072.60 = 1,298,616.10/x
  3. Step 3: Cross multiply
    1,458,048.40x = 2,187,072.60 × 1,298,616.10
  4. Step 4: Simplify right side
    1,458,048.40x = 2,840,167,690,228.86
  5. Step 5: Solve for x
    x = 2,840,167,690,228.86/1,458,048.40
  6. Step 6: Final answer
    x = 1,947,924.15

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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.