Home / 1,154,052-1,592,562.42-644,758.20

Finding the Fourth Proportional to 1,154,052, 1,592,562.42 and 644,758.20

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Solution

The fourth proportional to 1,154,052, 1,592,562.42 and 644,758.20 is: 889,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,052 : 1,592,562.42 = 644,758.20 : x
  2. Step 2: Convert to fraction form
    1,154,052/1,592,562.42 = 644,758.20/x
  3. Step 3: Cross multiply
    1,154,052x = 1,592,562.42 × 644,758.20
  4. Step 4: Simplify right side
    1,154,052x = 1,026,817,679,306.84
  5. Step 5: Solve for x
    x = 1,026,817,679,306.84/1,154,052
  6. Step 6: Final answer
    x = 889,749.92

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Double scale
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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.