Home / 1,972,031.76-2,721,403.85-1,066,613.76

Finding the Fourth Proportional to 1,972,031.76, 2,721,403.85 and 1,066,613.76

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Solution

The fourth proportional to 1,972,031.76, 2,721,403.85 and 1,066,613.76 is: 1,471,927.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,031.76 : 2,721,403.85 = 1,066,613.76 : x
  2. Step 2: Convert to fraction form
    1,972,031.76/2,721,403.85 = 1,066,613.76/x
  3. Step 3: Cross multiply
    1,972,031.76x = 2,721,403.85 × 1,066,613.76
  4. Step 4: Simplify right side
    1,972,031.76x = 2,902,686,787,593.91
  5. Step 5: Solve for x
    x = 2,902,686,787,593.91/1,972,031.76
  6. Step 6: Final answer
    x = 1,471,927.00

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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.