Home / 1,116,639.70-1,540,886.97-607,331.14

Finding the Fourth Proportional to 1,116,639.70, 1,540,886.97 and 607,331.14

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Solution

The fourth proportional to 1,116,639.70, 1,540,886.97 and 607,331.14 is: 838,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,639.70 : 1,540,886.97 = 607,331.14 : x
  2. Step 2: Convert to fraction form
    1,116,639.70/1,540,886.97 = 607,331.14/x
  3. Step 3: Cross multiply
    1,116,639.70x = 1,540,886.97 × 607,331.14
  4. Step 4: Simplify right side
    1,116,639.70x = 935,828,640,101.25
  5. Step 5: Solve for x
    x = 935,828,640,101.25/1,116,639.70
  6. Step 6: Final answer
    x = 838,075.74

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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.