Home / 1,476,420-2,036,876.40-932,352.72

Finding the Fourth Proportional to 1,476,420, 2,036,876.40 and 932,352.72

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Solution

The fourth proportional to 1,476,420, 2,036,876.40 and 932,352.72 is: 1,286,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,420 : 2,036,876.40 = 932,352.72 : x
  2. Step 2: Convert to fraction form
    1,476,420/2,036,876.40 = 932,352.72/x
  3. Step 3: Cross multiply
    1,476,420x = 2,036,876.40 × 932,352.72
  4. Step 4: Simplify right side
    1,476,420x = 1,899,087,251,843.81
  5. Step 5: Solve for x
    x = 1,899,087,251,843.81/1,476,420
  6. Step 6: Final answer
    x = 1,286,278.47

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1.5x scale

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.