Home / 1,460,459.70-2,015,422.83-807,129.45

Finding the Fourth Proportional to 1,460,459.70, 2,015,422.83 and 807,129.45

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Solution

The fourth proportional to 1,460,459.70, 2,015,422.83 and 807,129.45 is: 1,113,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,459.70 : 2,015,422.83 = 807,129.45 : x
  2. Step 2: Convert to fraction form
    1,460,459.70/2,015,422.83 = 807,129.45/x
  3. Step 3: Cross multiply
    1,460,459.70x = 2,015,422.83 × 807,129.45
  4. Step 4: Simplify right side
    1,460,459.70x = 1,626,707,120,295.34
  5. Step 5: Solve for x
    x = 1,626,707,120,295.34/1,460,459.70
  6. Step 6: Final answer
    x = 1,113,832.25

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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.