Home / 2,272,701.40-3,136,394.55-1,240,275.57

Finding the Fourth Proportional to 2,272,701.40, 3,136,394.55 and 1,240,275.57

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Solution

The fourth proportional to 2,272,701.40, 3,136,394.55 and 1,240,275.57 is: 1,711,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,701.40 : 3,136,394.55 = 1,240,275.57 : x
  2. Step 2: Convert to fraction form
    2,272,701.40/3,136,394.55 = 1,240,275.57/x
  3. Step 3: Cross multiply
    2,272,701.40x = 3,136,394.55 × 1,240,275.57
  4. Step 4: Simplify right side
    2,272,701.40x = 3,889,993,550,801.26
  5. Step 5: Solve for x
    x = 3,889,993,550,801.26/2,272,701.40
  6. Step 6: Final answer
    x = 1,711,616.64

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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.