Home / 1,347,153.60-2,016,064.80-1,235,179.20

Finding the Fourth Proportional to 1,347,153.60, 2,016,064.80 and 1,235,179.20

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Solution

The fourth proportional to 1,347,153.60, 2,016,064.80 and 1,235,179.20 is: 1,848,491.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,153.60 : 2,016,064.80 = 1,235,179.20 : x
  2. Step 2: Convert to fraction form
    1,347,153.60/2,016,064.80 = 1,235,179.20/x
  3. Step 3: Cross multiply
    1,347,153.60x = 2,016,064.80 × 1,235,179.20
  4. Step 4: Simplify right side
    1,347,153.60x = 2,490,201,306,812.16
  5. Step 5: Solve for x
    x = 2,490,201,306,812.16/1,347,153.60
  6. Step 6: Final answer
    x = 1,848,491.00

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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.