Home / 2,016,037.12-2,778,303.28-1,442,080.80

Finding the Fourth Proportional to 2,016,037.12, 2,778,303.28 and 1,442,080.80

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Solution

The fourth proportional to 2,016,037.12, 2,778,303.28 and 1,442,080.80 is: 1,987,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,037.12 : 2,778,303.28 = 1,442,080.80 : x
  2. Step 2: Convert to fraction form
    2,016,037.12/2,778,303.28 = 1,442,080.80/x
  3. Step 3: Cross multiply
    2,016,037.12x = 2,778,303.28 × 1,442,080.80
  4. Step 4: Simplify right side
    2,016,037.12x = 4,006,537,816,665.02
  5. Step 5: Solve for x
    x = 4,006,537,816,665.02/2,016,037.12
  6. Step 6: Final answer
    x = 1,987,333.36

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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.