Home / 1,294,001.37-1,785,854.76-777,922.34

Finding the Fourth Proportional to 1,294,001.37, 1,785,854.76 and 777,922.34

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Solution

The fourth proportional to 1,294,001.37, 1,785,854.76 and 777,922.34 is: 1,073,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,001.37 : 1,785,854.76 = 777,922.34 : x
  2. Step 2: Convert to fraction form
    1,294,001.37/1,785,854.76 = 777,922.34/x
  3. Step 3: Cross multiply
    1,294,001.37x = 1,785,854.76 × 777,922.34
  4. Step 4: Simplify right side
    1,294,001.37x = 1,389,256,304,870.06
  5. Step 5: Solve for x
    x = 1,389,256,304,870.06/1,294,001.37
  6. Step 6: Final answer
    x = 1,073,612.70

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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.