Home / 1,787,339.76-2,466,524.10-971,543.40

Finding the Fourth Proportional to 1,787,339.76, 2,466,524.10 and 971,543.40

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Solution

The fourth proportional to 1,787,339.76, 2,466,524.10 and 971,543.40 is: 1,340,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,339.76 : 2,466,524.10 = 971,543.40 : x
  2. Step 2: Convert to fraction form
    1,787,339.76/2,466,524.10 = 971,543.40/x
  3. Step 3: Cross multiply
    1,787,339.76x = 2,466,524.10 × 971,543.40
  4. Step 4: Simplify right side
    1,787,339.76x = 2,396,335,210,295.94
  5. Step 5: Solve for x
    x = 2,396,335,210,295.94/1,787,339.76
  6. Step 6: Final answer
    x = 1,340,727.30

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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.