Home / 1,135,426.12-1,701,211.24-685,200.92

Finding the Fourth Proportional to 1,135,426.12, 1,701,211.24 and 685,200.92

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Solution

The fourth proportional to 1,135,426.12, 1,701,211.24 and 685,200.92 is: 1,026,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,426.12 : 1,701,211.24 = 685,200.92 : x
  2. Step 2: Convert to fraction form
    1,135,426.12/1,701,211.24 = 685,200.92/x
  3. Step 3: Cross multiply
    1,135,426.12x = 1,701,211.24 × 685,200.92
  4. Step 4: Simplify right side
    1,135,426.12x = 1,165,671,506,762.34
  5. Step 5: Solve for x
    x = 1,165,671,506,762.34/1,135,426.12
  6. Step 6: Final answer
    x = 1,026,637.92

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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.