Home / 1,586,678.42-2,189,593.82-898,332.53

Finding the Fourth Proportional to 1,586,678.42, 2,189,593.82 and 898,332.53

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Solution

The fourth proportional to 1,586,678.42, 2,189,593.82 and 898,332.53 is: 1,239,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,678.42 : 2,189,593.82 = 898,332.53 : x
  2. Step 2: Convert to fraction form
    1,586,678.42/2,189,593.82 = 898,332.53/x
  3. Step 3: Cross multiply
    1,586,678.42x = 2,189,593.82 × 898,332.53
  4. Step 4: Simplify right side
    1,586,678.42x = 1,966,983,347,290.83
  5. Step 5: Solve for x
    x = 1,966,983,347,290.83/1,586,678.42
  6. Step 6: Final answer
    x = 1,239,686.20

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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.