Home / 1,030,875.98-1,422,687.03-572,077.60

Finding the Fourth Proportional to 1,030,875.98, 1,422,687.03 and 572,077.60

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Solution

The fourth proportional to 1,030,875.98, 1,422,687.03 and 572,077.60 is: 789,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,875.98 : 1,422,687.03 = 572,077.60 : x
  2. Step 2: Convert to fraction form
    1,030,875.98/1,422,687.03 = 572,077.60/x
  3. Step 3: Cross multiply
    1,030,875.98x = 1,422,687.03 × 572,077.60
  4. Step 4: Simplify right side
    1,030,875.98x = 813,887,374,560.09
  5. Step 5: Solve for x
    x = 813,887,374,560.09/1,030,875.98
  6. Step 6: Final answer
    x = 789,510.47

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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.