Home / 1,147,806.80-1,722,017.40-1,024,005.20

Finding the Fourth Proportional to 1,147,806.80, 1,722,017.40 and 1,024,005.20

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Solution

The fourth proportional to 1,147,806.80, 1,722,017.40 and 1,024,005.20 is: 1,536,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,806.80 : 1,722,017.40 = 1,024,005.20 : x
  2. Step 2: Convert to fraction form
    1,147,806.80/1,722,017.40 = 1,024,005.20/x
  3. Step 3: Cross multiply
    1,147,806.80x = 1,722,017.40 × 1,024,005.20
  4. Step 4: Simplify right side
    1,147,806.80x = 1,763,354,772,090.48
  5. Step 5: Solve for x
    x = 1,763,354,772,090.48/1,147,806.80
  6. Step 6: Final answer
    x = 1,536,281.87

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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.