Home / 1,925,287.05-2,656,790.76-1,053,953.22

Finding the Fourth Proportional to 1,925,287.05, 2,656,790.76 and 1,053,953.22

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Solution

The fourth proportional to 1,925,287.05, 2,656,790.76 and 1,053,953.22 is: 1,454,397.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,287.05 : 2,656,790.76 = 1,053,953.22 : x
  2. Step 2: Convert to fraction form
    1,925,287.05/2,656,790.76 = 1,053,953.22/x
  3. Step 3: Cross multiply
    1,925,287.05x = 2,656,790.76 × 1,053,953.22
  4. Step 4: Simplify right side
    1,925,287.05x = 2,800,133,176,368.25
  5. Step 5: Solve for x
    x = 2,800,133,176,368.25/1,925,287.05
  6. Step 6: Final answer
    x = 1,454,397.76

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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.