Home / 1,581,246.48-2,182,121.52-856,094.76

Finding the Fourth Proportional to 1,581,246.48, 2,182,121.52 and 856,094.76

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Solution

The fourth proportional to 1,581,246.48, 2,182,121.52 and 856,094.76 is: 1,181,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,246.48 : 2,182,121.52 = 856,094.76 : x
  2. Step 2: Convert to fraction form
    1,581,246.48/2,182,121.52 = 856,094.76/x
  3. Step 3: Cross multiply
    1,581,246.48x = 2,182,121.52 × 856,094.76
  4. Step 4: Simplify right side
    1,581,246.48x = 1,868,102,798,955.24
  5. Step 5: Solve for x
    x = 1,868,102,798,955.24/1,581,246.48
  6. Step 6: Final answer
    x = 1,181,411.51

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Double scale
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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.