Home / 1,439,866.17-2,159,405.59-541,238.80

Finding the Fourth Proportional to 1,439,866.17, 2,159,405.59 and 541,238.80

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Solution

The fourth proportional to 1,439,866.17, 2,159,405.59 and 541,238.80 is: 811,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,866.17 : 2,159,405.59 = 541,238.80 : x
  2. Step 2: Convert to fraction form
    1,439,866.17/2,159,405.59 = 541,238.80/x
  3. Step 3: Cross multiply
    1,439,866.17x = 2,159,405.59 × 541,238.80
  4. Step 4: Simplify right side
    1,439,866.17x = 1,168,754,090,244.89
  5. Step 5: Solve for x
    x = 1,168,754,090,244.89/1,439,866.17
  6. Step 6: Final answer
    x = 811,710.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.