Home / 1,131,423.96-1,561,421.12-701,842.49

Finding the Fourth Proportional to 1,131,423.96, 1,561,421.12 and 701,842.49

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Solution

The fourth proportional to 1,131,423.96, 1,561,421.12 and 701,842.49 is: 968,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,423.96 : 1,561,421.12 = 701,842.49 : x
  2. Step 2: Convert to fraction form
    1,131,423.96/1,561,421.12 = 701,842.49/x
  3. Step 3: Cross multiply
    1,131,423.96x = 1,561,421.12 × 701,842.49
  4. Step 4: Simplify right side
    1,131,423.96x = 1,095,871,675,483.07
  5. Step 5: Solve for x
    x = 1,095,871,675,483.07/1,131,423.96
  6. Step 6: Final answer
    x = 968,577.40

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Double scale
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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.