Home / 1,559,549.16-2,151,279.54-938,922.30

Finding the Fourth Proportional to 1,559,549.16, 2,151,279.54 and 938,922.30

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Solution

The fourth proportional to 1,559,549.16, 2,151,279.54 and 938,922.30 is: 1,295,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,549.16 : 2,151,279.54 = 938,922.30 : x
  2. Step 2: Convert to fraction form
    1,559,549.16/2,151,279.54 = 938,922.30/x
  3. Step 3: Cross multiply
    1,559,549.16x = 2,151,279.54 × 938,922.30
  4. Step 4: Simplify right side
    1,559,549.16x = 2,019,884,333,639.74
  5. Step 5: Solve for x
    x = 2,019,884,333,639.74/1,559,549.16
  6. Step 6: Final answer
    x = 1,295,171.95

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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.