Home / 1,372,988.79-1,895,613.87-883,177.34

Finding the Fourth Proportional to 1,372,988.79, 1,895,613.87 and 883,177.34

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Solution

The fourth proportional to 1,372,988.79, 1,895,613.87 and 883,177.34 is: 1,219,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,988.79 : 1,895,613.87 = 883,177.34 : x
  2. Step 2: Convert to fraction form
    1,372,988.79/1,895,613.87 = 883,177.34/x
  3. Step 3: Cross multiply
    1,372,988.79x = 1,895,613.87 × 883,177.34
  4. Step 4: Simplify right side
    1,372,988.79x = 1,674,163,209,207.55
  5. Step 5: Solve for x
    x = 1,674,163,209,207.55/1,372,988.79
  6. Step 6: Final answer
    x = 1,219,356.79

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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.