Home / 1,030,765.59-1,422,408.51-571,875.28

Finding the Fourth Proportional to 1,030,765.59, 1,422,408.51 and 571,875.28

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Solution

The fourth proportional to 1,030,765.59, 1,422,408.51 and 571,875.28 is: 789,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,765.59 : 1,422,408.51 = 571,875.28 : x
  2. Step 2: Convert to fraction form
    1,030,765.59/1,422,408.51 = 571,875.28/x
  3. Step 3: Cross multiply
    1,030,765.59x = 1,422,408.51 × 571,875.28
  4. Step 4: Simplify right side
    1,030,765.59x = 813,440,264,930.63
  5. Step 5: Solve for x
    x = 813,440,264,930.63/1,030,765.59
  6. Step 6: Final answer
    x = 789,161.25

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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.