Home / 1,816,888.23-2,725,754.13-618,820.86

Finding the Fourth Proportional to 1,816,888.23, 2,725,754.13 and 618,820.86

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Solution

The fourth proportional to 1,816,888.23, 2,725,754.13 and 618,820.86 is: 928,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,888.23 : 2,725,754.13 = 618,820.86 : x
  2. Step 2: Convert to fraction form
    1,816,888.23/2,725,754.13 = 618,820.86/x
  3. Step 3: Cross multiply
    1,816,888.23x = 2,725,754.13 × 618,820.86
  4. Step 4: Simplify right side
    1,816,888.23x = 1,686,753,514,875.15
  5. Step 5: Solve for x
    x = 1,686,753,514,875.15/1,816,888.23
  6. Step 6: Final answer
    x = 928,374.95

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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.