Home / 1,574,081.19-2,361,195.54-509,206.28

Finding the Fourth Proportional to 1,574,081.19, 2,361,195.54 and 509,206.28

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Solution

The fourth proportional to 1,574,081.19, 2,361,195.54 and 509,206.28 is: 763,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,081.19 : 2,361,195.54 = 509,206.28 : x
  2. Step 2: Convert to fraction form
    1,574,081.19/2,361,195.54 = 509,206.28/x
  3. Step 3: Cross multiply
    1,574,081.19x = 2,361,195.54 × 509,206.28
  4. Step 4: Simplify right side
    1,574,081.19x = 1,202,335,585,470.01
  5. Step 5: Solve for x
    x = 1,202,335,585,470.01/1,574,081.19
  6. Step 6: Final answer
    x = 763,833.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.