Home / 1,114,696-1,538,566.68-679,408.48

Finding the Fourth Proportional to 1,114,696, 1,538,566.68 and 679,408.48

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Solution

The fourth proportional to 1,114,696, 1,538,566.68 and 679,408.48 is: 937,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,696 : 1,538,566.68 = 679,408.48 : x
  2. Step 2: Convert to fraction form
    1,114,696/1,538,566.68 = 679,408.48/x
  3. Step 3: Cross multiply
    1,114,696x = 1,538,566.68 × 679,408.48
  4. Step 4: Simplify right side
    1,114,696x = 1,045,315,249,437.45
  5. Step 5: Solve for x
    x = 1,045,315,249,437.45/1,114,696
  6. Step 6: Final answer
    x = 937,758.14

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Similar ratio
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1.5x scale

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.