Home / 1,386,868.02-2,080,853.84-533,710.61

Finding the Fourth Proportional to 1,386,868.02, 2,080,853.84 and 533,710.61

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Solution

The fourth proportional to 1,386,868.02, 2,080,853.84 and 533,710.61 is: 800,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,868.02 : 2,080,853.84 = 533,710.61 : x
  2. Step 2: Convert to fraction form
    1,386,868.02/2,080,853.84 = 533,710.61/x
  3. Step 3: Cross multiply
    1,386,868.02x = 2,080,853.84 × 533,710.61
  4. Step 4: Simplify right side
    1,386,868.02x = 1,110,573,772,267.24
  5. Step 5: Solve for x
    x = 1,110,573,772,267.24/1,386,868.02
  6. Step 6: Final answer
    x = 800,778.27

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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.