Home / 1,585,030.26-2,187,341.74-905,981.34

Finding the Fourth Proportional to 1,585,030.26, 2,187,341.74 and 905,981.34

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Solution

The fourth proportional to 1,585,030.26, 2,187,341.74 and 905,981.34 is: 1,250,254.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,030.26 : 2,187,341.74 = 905,981.34 : x
  2. Step 2: Convert to fraction form
    1,585,030.26/2,187,341.74 = 905,981.34/x
  3. Step 3: Cross multiply
    1,585,030.26x = 2,187,341.74 × 905,981.34
  4. Step 4: Simplify right side
    1,585,030.26x = 1,981,690,800,643.13
  5. Step 5: Solve for x
    x = 1,981,690,800,643.13/1,585,030.26
  6. Step 6: Final answer
    x = 1,250,254.24

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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.