Home / 1,487,970.17-2,053,588.79-876,179.87

Finding the Fourth Proportional to 1,487,970.17, 2,053,588.79 and 876,179.87

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Solution

The fourth proportional to 1,487,970.17, 2,053,588.79 and 876,179.87 is: 1,209,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,970.17 : 2,053,588.79 = 876,179.87 : x
  2. Step 2: Convert to fraction form
    1,487,970.17/2,053,588.79 = 876,179.87/x
  3. Step 3: Cross multiply
    1,487,970.17x = 2,053,588.79 × 876,179.87
  4. Step 4: Simplify right side
    1,487,970.17x = 1,799,313,144,406.81
  5. Step 5: Solve for x
    x = 1,799,313,144,406.81/1,487,970.17
  6. Step 6: Final answer
    x = 1,209,240.06

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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.