Home / 4,151,569.20-6,226,187.40-1,312,551.60

Finding the Fourth Proportional to 4,151,569.20, 6,226,187.40 and 1,312,551.60

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Solution

The fourth proportional to 4,151,569.20, 6,226,187.40 and 1,312,551.60 is: 1,968,458.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,569.20 : 6,226,187.40 = 1,312,551.60 : x
  2. Step 2: Convert to fraction form
    4,151,569.20/6,226,187.40 = 1,312,551.60/x
  3. Step 3: Cross multiply
    4,151,569.20x = 6,226,187.40 × 1,312,551.60
  4. Step 4: Simplify right side
    4,151,569.20x = 8,172,192,233,769.84
  5. Step 5: Solve for x
    x = 8,172,192,233,769.84/4,151,569.20
  6. Step 6: Final answer
    x = 1,968,458.63

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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.