Home / 1,019,723.94-1,529,589.54-458,102.34

Finding the Fourth Proportional to 1,019,723.94, 1,529,589.54 and 458,102.34

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Solution

The fourth proportional to 1,019,723.94, 1,529,589.54 and 458,102.34 is: 687,155.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,723.94 : 1,529,589.54 = 458,102.34 : x
  2. Step 2: Convert to fraction form
    1,019,723.94/1,529,589.54 = 458,102.34/x
  3. Step 3: Cross multiply
    1,019,723.94x = 1,529,589.54 × 458,102.34
  4. Step 4: Simplify right side
    1,019,723.94x = 700,708,547,513.52
  5. Step 5: Solve for x
    x = 700,708,547,513.52/1,019,723.94
  6. Step 6: Final answer
    x = 687,155.14

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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.