Home / 1,047,772.80-1,569,585.60-625,795.20

Finding the Fourth Proportional to 1,047,772.80, 1,569,585.60 and 625,795.20

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Solution

The fourth proportional to 1,047,772.80, 1,569,585.60 and 625,795.20 is: 937,454.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,772.80 : 1,569,585.60 = 625,795.20 : x
  2. Step 2: Convert to fraction form
    1,047,772.80/1,569,585.60 = 625,795.20/x
  3. Step 3: Cross multiply
    1,047,772.80x = 1,569,585.60 × 625,795.20
  4. Step 4: Simplify right side
    1,047,772.80x = 982,239,134,469.12
  5. Step 5: Solve for x
    x = 982,239,134,469.12/1,047,772.80
  6. Step 6: Final answer
    x = 937,454.32

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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.