Home / 1,556,937.80-2,335,406.70-885,091.40

Finding the Fourth Proportional to 1,556,937.80, 2,335,406.70 and 885,091.40

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Solution

The fourth proportional to 1,556,937.80, 2,335,406.70 and 885,091.40 is: 1,327,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,937.80 : 2,335,406.70 = 885,091.40 : x
  2. Step 2: Convert to fraction form
    1,556,937.80/2,335,406.70 = 885,091.40/x
  3. Step 3: Cross multiply
    1,556,937.80x = 2,335,406.70 × 885,091.40
  4. Step 4: Simplify right side
    1,556,937.80x = 2,067,048,385,672.38
  5. Step 5: Solve for x
    x = 2,067,048,385,672.38/1,556,937.80
  6. Step 6: Final answer
    x = 1,327,637.10

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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.