Home / 1,678,244.86-2,518,154.61-836,862.22

Finding the Fourth Proportional to 1,678,244.86, 2,518,154.61 and 836,862.22

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Solution

The fourth proportional to 1,678,244.86, 2,518,154.61 and 836,862.22 is: 1,255,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,244.86 : 2,518,154.61 = 836,862.22 : x
  2. Step 2: Convert to fraction form
    1,678,244.86/2,518,154.61 = 836,862.22/x
  3. Step 3: Cross multiply
    1,678,244.86x = 2,518,154.61 × 836,862.22
  4. Step 4: Simplify right side
    1,678,244.86x = 2,107,348,457,227.83
  5. Step 5: Solve for x
    x = 2,107,348,457,227.83/1,678,244.86
  6. Step 6: Final answer
    x = 1,255,685.93

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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.