Home / 2,044,719.76-2,821,713.36-1,185,778.16

Finding the Fourth Proportional to 2,044,719.76, 2,821,713.36 and 1,185,778.16

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Solution

The fourth proportional to 2,044,719.76, 2,821,713.36 and 1,185,778.16 is: 1,636,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044,719.76 : 2,821,713.36 = 1,185,778.16 : x
  2. Step 2: Convert to fraction form
    2,044,719.76/2,821,713.36 = 1,185,778.16/x
  3. Step 3: Cross multiply
    2,044,719.76x = 2,821,713.36 × 1,185,778.16
  4. Step 4: Simplify right side
    2,044,719.76x = 3,345,926,076,068.22
  5. Step 5: Solve for x
    x = 3,345,926,076,068.22/2,044,719.76
  6. Step 6: Final answer
    x = 1,636,373.91

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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.