Home / 1,878,256.24-2,817,608.98-663,581.40

Finding the Fourth Proportional to 1,878,256.24, 2,817,608.98 and 663,581.40

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Solution

The fourth proportional to 1,878,256.24, 2,817,608.98 and 663,581.40 is: 995,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,256.24 : 2,817,608.98 = 663,581.40 : x
  2. Step 2: Convert to fraction form
    1,878,256.24/2,817,608.98 = 663,581.40/x
  3. Step 3: Cross multiply
    1,878,256.24x = 2,817,608.98 × 663,581.40
  4. Step 4: Simplify right side
    1,878,256.24x = 1,869,712,911,600.97
  5. Step 5: Solve for x
    x = 1,869,712,911,600.97/1,878,256.24
  6. Step 6: Final answer
    x = 995,451.46

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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.