Home / 1,913,274.11-2,640,437.93-1,053,834.14

Finding the Fourth Proportional to 1,913,274.11, 2,640,437.93 and 1,053,834.14

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Solution

The fourth proportional to 1,913,274.11, 2,640,437.93 and 1,053,834.14 is: 1,454,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,274.11 : 2,640,437.93 = 1,053,834.14 : x
  2. Step 2: Convert to fraction form
    1,913,274.11/2,640,437.93 = 1,053,834.14/x
  3. Step 3: Cross multiply
    1,913,274.11x = 2,640,437.93 × 1,053,834.14
  4. Step 4: Simplify right side
    1,913,274.11x = 2,782,583,629,915.76
  5. Step 5: Solve for x
    x = 2,782,583,629,915.76/1,913,274.11
  6. Step 6: Final answer
    x = 1,454,357.02

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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.