Home / 1,581,410.48-2,180,715.29-1,352,724.80

Finding the Fourth Proportional to 1,581,410.48, 2,180,715.29 and 1,352,724.80

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Solution

The fourth proportional to 1,581,410.48, 2,180,715.29 and 1,352,724.80 is: 1,865,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,410.48 : 2,180,715.29 = 1,352,724.80 : x
  2. Step 2: Convert to fraction form
    1,581,410.48/2,180,715.29 = 1,352,724.80/x
  3. Step 3: Cross multiply
    1,581,410.48x = 2,180,715.29 × 1,352,724.80
  4. Step 4: Simplify right side
    1,581,410.48x = 2,949,907,654,522.19
  5. Step 5: Solve for x
    x = 2,949,907,654,522.19/1,581,410.48
  6. Step 6: Final answer
    x = 1,865,364.93

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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.