Home / 1,308,459.10-1,962,688.65-804,574.30

Finding the Fourth Proportional to 1,308,459.10, 1,962,688.65 and 804,574.30

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Solution

The fourth proportional to 1,308,459.10, 1,962,688.65 and 804,574.30 is: 1,206,861.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,459.10 : 1,962,688.65 = 804,574.30 : x
  2. Step 2: Convert to fraction form
    1,308,459.10/1,962,688.65 = 804,574.30/x
  3. Step 3: Cross multiply
    1,308,459.10x = 1,962,688.65 × 804,574.30
  4. Step 4: Simplify right side
    1,308,459.10x = 1,579,128,846,691.70
  5. Step 5: Solve for x
    x = 1,579,128,846,691.70/1,308,459.10
  6. Step 6: Final answer
    x = 1,206,861.45

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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.