Home / 1,363,617.60-2,046,009.60-858,566.40

Finding the Fourth Proportional to 1,363,617.60, 2,046,009.60 and 858,566.40

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Solution

The fourth proportional to 1,363,617.60, 2,046,009.60 and 858,566.40 is: 1,288,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,617.60 : 2,046,009.60 = 858,566.40 : x
  2. Step 2: Convert to fraction form
    1,363,617.60/2,046,009.60 = 858,566.40/x
  3. Step 3: Cross multiply
    1,363,617.60x = 2,046,009.60 × 858,566.40
  4. Step 4: Simplify right side
    1,363,617.60x = 1,756,635,096,637.44
  5. Step 5: Solve for x
    x = 1,756,635,096,637.44/1,363,617.60
  6. Step 6: Final answer
    x = 1,288,216.80

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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.