Home / 2,914,187.60-4,371,281.40-1,962,405.20

Finding the Fourth Proportional to 2,914,187.60, 4,371,281.40 and 1,962,405.20

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Solution

The fourth proportional to 2,914,187.60, 4,371,281.40 and 1,962,405.20 is: 2,943,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,187.60 : 4,371,281.40 = 1,962,405.20 : x
  2. Step 2: Convert to fraction form
    2,914,187.60/4,371,281.40 = 1,962,405.20/x
  3. Step 3: Cross multiply
    2,914,187.60x = 4,371,281.40 × 1,962,405.20
  4. Step 4: Simplify right side
    2,914,187.60x = 8,578,225,350,023.28
  5. Step 5: Solve for x
    x = 8,578,225,350,023.28/2,914,187.60
  6. Step 6: Final answer
    x = 2,943,607.80

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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.