Home / 1,975,024.13-2,725,754.95-1,115,639.74

Finding the Fourth Proportional to 1,975,024.13, 2,725,754.95 and 1,115,639.74

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Solution

The fourth proportional to 1,975,024.13, 2,725,754.95 and 1,115,639.74 is: 1,539,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,024.13 : 2,725,754.95 = 1,115,639.74 : x
  2. Step 2: Convert to fraction form
    1,975,024.13/2,725,754.95 = 1,115,639.74/x
  3. Step 3: Cross multiply
    1,975,024.13x = 2,725,754.95 × 1,115,639.74
  4. Step 4: Simplify right side
    1,975,024.13x = 3,040,960,543,721.71
  5. Step 5: Solve for x
    x = 3,040,960,543,721.71/1,975,024.13
  6. Step 6: Final answer
    x = 1,539,708.05

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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.