Home / 1,461,182.41-2,016,393.91-816,607.90

Finding the Fourth Proportional to 1,461,182.41, 2,016,393.91 and 816,607.90

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Solution

The fourth proportional to 1,461,182.41, 2,016,393.91 and 816,607.90 is: 1,126,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,182.41 : 2,016,393.91 = 816,607.90 : x
  2. Step 2: Convert to fraction form
    1,461,182.41/2,016,393.91 = 816,607.90/x
  3. Step 3: Cross multiply
    1,461,182.41x = 2,016,393.91 × 816,607.90
  4. Step 4: Simplify right side
    1,461,182.41x = 1,646,603,196,417.89
  5. Step 5: Solve for x
    x = 1,646,603,196,417.89/1,461,182.41
  6. Step 6: Final answer
    x = 1,126,897.77

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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.