Home / 1,170,877.34-1,615,632.26-661,393.82

Finding the Fourth Proportional to 1,170,877.34, 1,615,632.26 and 661,393.82

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Solution

The fourth proportional to 1,170,877.34, 1,615,632.26 and 661,393.82 is: 912,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,877.34 : 1,615,632.26 = 661,393.82 : x
  2. Step 2: Convert to fraction form
    1,170,877.34/1,615,632.26 = 661,393.82/x
  3. Step 3: Cross multiply
    1,170,877.34x = 1,615,632.26 × 661,393.82
  4. Step 4: Simplify right side
    1,170,877.34x = 1,068,569,192,156.63
  5. Step 5: Solve for x
    x = 1,068,569,192,156.63/1,170,877.34
  6. Step 6: Final answer
    x = 912,622.66

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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.