Home / 1,294,901.60-1,942,574.40-396,321.08

Finding the Fourth Proportional to 1,294,901.60, 1,942,574.40 and 396,321.08

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Solution

The fourth proportional to 1,294,901.60, 1,942,574.40 and 396,321.08 is: 594,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,901.60 : 1,942,574.40 = 396,321.08 : x
  2. Step 2: Convert to fraction form
    1,294,901.60/1,942,574.40 = 396,321.08/x
  3. Step 3: Cross multiply
    1,294,901.60x = 1,942,574.40 × 396,321.08
  4. Step 4: Simplify right side
    1,294,901.60x = 769,883,184,188.35
  5. Step 5: Solve for x
    x = 769,883,184,188.35/1,294,901.60
  6. Step 6: Final answer
    x = 594,549.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.