Home / 1,486,153.80-2,050,815.78-807,088.68

Finding the Fourth Proportional to 1,486,153.80, 2,050,815.78 and 807,088.68

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Solution

The fourth proportional to 1,486,153.80, 2,050,815.78 and 807,088.68 is: 1,113,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,153.80 : 2,050,815.78 = 807,088.68 : x
  2. Step 2: Convert to fraction form
    1,486,153.80/2,050,815.78 = 807,088.68/x
  3. Step 3: Cross multiply
    1,486,153.80x = 2,050,815.78 × 807,088.68
  4. Step 4: Simplify right side
    1,486,153.80x = 1,655,190,200,803.37
  5. Step 5: Solve for x
    x = 1,655,190,200,803.37/1,486,153.80
  6. Step 6: Final answer
    x = 1,113,740.85

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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.