Home / 1,566,561-2,161,856.34-887,543.40

Finding the Fourth Proportional to 1,566,561, 2,161,856.34 and 887,543.40

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Solution

The fourth proportional to 1,566,561, 2,161,856.34 and 887,543.40 is: 1,224,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,561 : 2,161,856.34 = 887,543.40 : x
  2. Step 2: Convert to fraction form
    1,566,561/2,161,856.34 = 887,543.40/x
  3. Step 3: Cross multiply
    1,566,561x = 2,161,856.34 × 887,543.40
  4. Step 4: Simplify right side
    1,566,561x = 1,918,741,326,315.16
  5. Step 5: Solve for x
    x = 1,918,741,326,315.16/1,566,561
  6. Step 6: Final answer
    x = 1,224,811.12

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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.