Home / 3,585,068.40-5,376,047.40-1,187,986.80

Finding the Fourth Proportional to 3,585,068.40, 5,376,047.40 and 1,187,986.80

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Solution

The fourth proportional to 3,585,068.40, 5,376,047.40 and 1,187,986.80 is: 1,781,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,068.40 : 5,376,047.40 = 1,187,986.80 : x
  2. Step 2: Convert to fraction form
    3,585,068.40/5,376,047.40 = 1,187,986.80/x
  3. Step 3: Cross multiply
    3,585,068.40x = 5,376,047.40 × 1,187,986.80
  4. Step 4: Simplify right side
    3,585,068.40x = 6,386,673,347,374.32
  5. Step 5: Solve for x
    x = 6,386,673,347,374.32/3,585,068.40
  6. Step 6: Final answer
    x = 1,781,464.85

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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.