Home / 1,458,245.60-2,187,368.40-1,227,298.40

Finding the Fourth Proportional to 1,458,245.60, 2,187,368.40 and 1,227,298.40

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Solution

The fourth proportional to 1,458,245.60, 2,187,368.40 and 1,227,298.40 is: 1,840,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,245.60 : 2,187,368.40 = 1,227,298.40 : x
  2. Step 2: Convert to fraction form
    1,458,245.60/2,187,368.40 = 1,227,298.40/x
  3. Step 3: Cross multiply
    1,458,245.60x = 2,187,368.40 × 1,227,298.40
  4. Step 4: Simplify right side
    1,458,245.60x = 2,684,553,737,530.56
  5. Step 5: Solve for x
    x = 2,684,553,737,530.56/1,458,245.60
  6. Step 6: Final answer
    x = 1,840,947.60

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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.