Home / 2,195,719.79-3,030,411.53-1,265,246.51

Finding the Fourth Proportional to 2,195,719.79, 3,030,411.53 and 1,265,246.51

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Solution

The fourth proportional to 2,195,719.79, 3,030,411.53 and 1,265,246.51 is: 1,746,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,719.79 : 3,030,411.53 = 1,265,246.51 : x
  2. Step 2: Convert to fraction form
    2,195,719.79/3,030,411.53 = 1,265,246.51/x
  3. Step 3: Cross multiply
    2,195,719.79x = 3,030,411.53 × 1,265,246.51
  4. Step 4: Simplify right side
    2,195,719.79x = 3,834,217,590,717.97
  5. Step 5: Solve for x
    x = 3,834,217,590,717.97/2,195,719.79
  6. Step 6: Final answer
    x = 1,746,223.55

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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.