Home / 1,039,208.10-1,559,978.55-803,595.30

Finding the Fourth Proportional to 1,039,208.10, 1,559,978.55 and 803,595.30

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Solution

The fourth proportional to 1,039,208.10, 1,559,978.55 and 803,595.30 is: 1,206,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,208.10 : 1,559,978.55 = 803,595.30 : x
  2. Step 2: Convert to fraction form
    1,039,208.10/1,559,978.55 = 803,595.30/x
  3. Step 3: Cross multiply
    1,039,208.10x = 1,559,978.55 × 803,595.30
  4. Step 4: Simplify right side
    1,039,208.10x = 1,253,591,430,880.82
  5. Step 5: Solve for x
    x = 1,253,591,430,880.82/1,039,208.10
  6. Step 6: Final answer
    x = 1,206,294.90

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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.