Home / 1,500,504.72-2,070,862.92-856,083.84

Finding the Fourth Proportional to 1,500,504.72, 2,070,862.92 and 856,083.84

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Solution

The fourth proportional to 1,500,504.72, 2,070,862.92 and 856,083.84 is: 1,181,490.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,504.72 : 2,070,862.92 = 856,083.84 : x
  2. Step 2: Convert to fraction form
    1,500,504.72/2,070,862.92 = 856,083.84/x
  3. Step 3: Cross multiply
    1,500,504.72x = 2,070,862.92 × 856,083.84
  4. Step 4: Simplify right side
    1,500,504.72x = 1,772,832,280,667.21
  5. Step 5: Solve for x
    x = 1,772,832,280,667.21/1,500,504.72
  6. Step 6: Final answer
    x = 1,181,490.64

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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.