Home / 1,337,146.80-1,844,317.80-828,013.20

Finding the Fourth Proportional to 1,337,146.80, 1,844,317.80 and 828,013.20

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Solution

The fourth proportional to 1,337,146.80, 1,844,317.80 and 828,013.20 is: 1,142,073.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,146.80 : 1,844,317.80 = 828,013.20 : x
  2. Step 2: Convert to fraction form
    1,337,146.80/1,844,317.80 = 828,013.20/x
  3. Step 3: Cross multiply
    1,337,146.80x = 1,844,317.80 × 828,013.20
  4. Step 4: Simplify right side
    1,337,146.80x = 1,527,119,483,394.96
  5. Step 5: Solve for x
    x = 1,527,119,483,394.96/1,337,146.80
  6. Step 6: Final answer
    x = 1,142,073.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.