Home / 1,243,332.62-1,864,998.93-822,510.08

Finding the Fourth Proportional to 1,243,332.62, 1,864,998.93 and 822,510.08

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Solution

The fourth proportional to 1,243,332.62, 1,864,998.93 and 822,510.08 is: 1,233,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,332.62 : 1,864,998.93 = 822,510.08 : x
  2. Step 2: Convert to fraction form
    1,243,332.62/1,864,998.93 = 822,510.08/x
  3. Step 3: Cross multiply
    1,243,332.62x = 1,864,998.93 × 822,510.08
  4. Step 4: Simplify right side
    1,243,332.62x = 1,533,980,419,114.21
  5. Step 5: Solve for x
    x = 1,533,980,419,114.21/1,243,332.62
  6. Step 6: Final answer
    x = 1,233,765.12

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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.