Home / 1,294,091.42-1,785,948.96-713,417.74

Finding the Fourth Proportional to 1,294,091.42, 1,785,948.96 and 713,417.74

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Solution

The fourth proportional to 1,294,091.42, 1,785,948.96 and 713,417.74 is: 984,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,091.42 : 1,785,948.96 = 713,417.74 : x
  2. Step 2: Convert to fraction form
    1,294,091.42/1,785,948.96 = 713,417.74/x
  3. Step 3: Cross multiply
    1,294,091.42x = 1,785,948.96 × 713,417.74
  4. Step 4: Simplify right side
    1,294,091.42x = 1,274,127,670,798.55
  5. Step 5: Solve for x
    x = 1,274,127,670,798.55/1,294,091.42
  6. Step 6: Final answer
    x = 984,573.15

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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.