Home / 1,354,154.76-2,030,707.26-722,724.12

Finding the Fourth Proportional to 1,354,154.76, 2,030,707.26 and 722,724.12

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Solution

The fourth proportional to 1,354,154.76, 2,030,707.26 and 722,724.12 is: 1,083,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,154.76 : 2,030,707.26 = 722,724.12 : x
  2. Step 2: Convert to fraction form
    1,354,154.76/2,030,707.26 = 722,724.12/x
  3. Step 3: Cross multiply
    1,354,154.76x = 2,030,707.26 × 722,724.12
  4. Step 4: Simplify right side
    1,354,154.76x = 1,467,641,117,461.11
  5. Step 5: Solve for x
    x = 1,467,641,117,461.11/1,354,154.76
  6. Step 6: Final answer
    x = 1,083,806.05

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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.