Home / 1,030,723.11-1,422,568.67-571,985.06

Finding the Fourth Proportional to 1,030,723.11, 1,422,568.67 and 571,985.06

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Solution

The fourth proportional to 1,030,723.11, 1,422,568.67 and 571,985.06 is: 789,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,723.11 : 1,422,568.67 = 571,985.06 : x
  2. Step 2: Convert to fraction form
    1,030,723.11/1,422,568.67 = 571,985.06/x
  3. Step 3: Cross multiply
    1,030,723.11x = 1,422,568.67 × 571,985.06
  4. Step 4: Simplify right side
    1,030,723.11x = 813,688,026,064.07
  5. Step 5: Solve for x
    x = 813,688,026,064.07/1,030,723.11
  6. Step 6: Final answer
    x = 789,434.15

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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.