Home / 1,590,552.92-2,386,879.13-843,123.80

Finding the Fourth Proportional to 1,590,552.92, 2,386,879.13 and 843,123.80

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Solution

The fourth proportional to 1,590,552.92, 2,386,879.13 and 843,123.80 is: 1,265,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,552.92 : 2,386,879.13 = 843,123.80 : x
  2. Step 2: Convert to fraction form
    1,590,552.92/2,386,879.13 = 843,123.80/x
  3. Step 3: Cross multiply
    1,590,552.92x = 2,386,879.13 × 843,123.80
  4. Step 4: Simplify right side
    1,590,552.92x = 2,012,434,592,399.71
  5. Step 5: Solve for x
    x = 2,012,434,592,399.71/1,590,552.92
  6. Step 6: Final answer
    x = 1,265,242.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.