Home / 1,815,887.97-2,506,038.65-1,000,091.41

Finding the Fourth Proportional to 1,815,887.97, 2,506,038.65 and 1,000,091.41

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Solution

The fourth proportional to 1,815,887.97, 2,506,038.65 and 1,000,091.41 is: 1,380,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,887.97 : 2,506,038.65 = 1,000,091.41 : x
  2. Step 2: Convert to fraction form
    1,815,887.97/2,506,038.65 = 1,000,091.41/x
  3. Step 3: Cross multiply
    1,815,887.97x = 2,506,038.65 × 1,000,091.41
  4. Step 4: Simplify right side
    1,815,887.97x = 2,506,267,719,477.79
  5. Step 5: Solve for x
    x = 2,506,267,719,477.79/1,815,887.97
  6. Step 6: Final answer
    x = 1,380,188.51

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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.