Home / 1,116,374.95-1,540,550.91-632,972.80

Finding the Fourth Proportional to 1,116,374.95, 1,540,550.91 and 632,972.80

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Solution

The fourth proportional to 1,116,374.95, 1,540,550.91 and 632,972.80 is: 873,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,374.95 : 1,540,550.91 = 632,972.80 : x
  2. Step 2: Convert to fraction form
    1,116,374.95/1,540,550.91 = 632,972.80/x
  3. Step 3: Cross multiply
    1,116,374.95x = 1,540,550.91 × 632,972.80
  4. Step 4: Simplify right side
    1,116,374.95x = 975,126,823,045.25
  5. Step 5: Solve for x
    x = 975,126,823,045.25/1,116,374.95
  6. Step 6: Final answer
    x = 873,476.09

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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.