Home / 1,137,210.51-1,569,309.30-627,901.95

Finding the Fourth Proportional to 1,137,210.51, 1,569,309.30 and 627,901.95

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Solution

The fourth proportional to 1,137,210.51, 1,569,309.30 and 627,901.95 is: 866,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,210.51 : 1,569,309.30 = 627,901.95 : x
  2. Step 2: Convert to fraction form
    1,137,210.51/1,569,309.30 = 627,901.95/x
  3. Step 3: Cross multiply
    1,137,210.51x = 1,569,309.30 × 627,901.95
  4. Step 4: Simplify right side
    1,137,210.51x = 985,372,369,623.14
  5. Step 5: Solve for x
    x = 985,372,369,623.14/1,137,210.51
  6. Step 6: Final answer
    x = 866,481.94

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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.