Home / 2,013,112.75-2,778,095.60-1,107,694.75

Finding the Fourth Proportional to 2,013,112.75, 2,778,095.60 and 1,107,694.75

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Solution

The fourth proportional to 2,013,112.75, 2,778,095.60 and 1,107,694.75 is: 1,528,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,112.75 : 2,778,095.60 = 1,107,694.75 : x
  2. Step 2: Convert to fraction form
    2,013,112.75/2,778,095.60 = 1,107,694.75/x
  3. Step 3: Cross multiply
    2,013,112.75x = 2,778,095.60 × 1,107,694.75
  4. Step 4: Simplify right side
    2,013,112.75x = 3,077,281,911,118.10
  5. Step 5: Solve for x
    x = 3,077,281,911,118.10/2,013,112.75
  6. Step 6: Final answer
    x = 1,528,618.76

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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.