Home / 1,477,417.92-2,038,843.62-865,679.46

Finding the Fourth Proportional to 1,477,417.92, 2,038,843.62 and 865,679.46

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Solution

The fourth proportional to 1,477,417.92, 2,038,843.62 and 865,679.46 is: 1,194,641.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,417.92 : 2,038,843.62 = 865,679.46 : x
  2. Step 2: Convert to fraction form
    1,477,417.92/2,038,843.62 = 865,679.46/x
  3. Step 3: Cross multiply
    1,477,417.92x = 2,038,843.62 × 865,679.46
  4. Step 4: Simplify right side
    1,477,417.92x = 1,764,985,043,986.05
  5. Step 5: Solve for x
    x = 1,764,985,043,986.05/1,477,417.92
  6. Step 6: Final answer
    x = 1,194,641.69

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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.