Home / 1,459,979.30-2,014,478.83-815,300.30

Finding the Fourth Proportional to 1,459,979.30, 2,014,478.83 and 815,300.30

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Solution

The fourth proportional to 1,459,979.30, 2,014,478.83 and 815,300.30 is: 1,124,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,979.30 : 2,014,478.83 = 815,300.30 : x
  2. Step 2: Convert to fraction form
    1,459,979.30/2,014,478.83 = 815,300.30/x
  3. Step 3: Cross multiply
    1,459,979.30x = 2,014,478.83 × 815,300.30
  4. Step 4: Simplify right side
    1,459,979.30x = 1,642,405,180,293.75
  5. Step 5: Solve for x
    x = 1,642,405,180,293.75/1,459,979.30
  6. Step 6: Final answer
    x = 1,124,951.01

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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.