Home / 1,448,017.18-1,998,233.13-803,423.50

Finding the Fourth Proportional to 1,448,017.18, 1,998,233.13 and 803,423.50

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Solution

The fourth proportional to 1,448,017.18, 1,998,233.13 and 803,423.50 is: 1,108,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,017.18 : 1,998,233.13 = 803,423.50 : x
  2. Step 2: Convert to fraction form
    1,448,017.18/1,998,233.13 = 803,423.50/x
  3. Step 3: Cross multiply
    1,448,017.18x = 1,998,233.13 × 803,423.50
  4. Step 4: Simplify right side
    1,448,017.18x = 1,605,427,455,120.56
  5. Step 5: Solve for x
    x = 1,605,427,455,120.56/1,448,017.18
  6. Step 6: Final answer
    x = 1,108,707.46

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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.