Home / 1,030,954.40-1,422,724.80-572,070.77

Finding the Fourth Proportional to 1,030,954.40, 1,422,724.80 and 572,070.77

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Solution

The fourth proportional to 1,030,954.40, 1,422,724.80 and 572,070.77 is: 789,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,954.40 : 1,422,724.80 = 572,070.77 : x
  2. Step 2: Convert to fraction form
    1,030,954.40/1,422,724.80 = 572,070.77/x
  3. Step 3: Cross multiply
    1,030,954.40x = 1,422,724.80 × 572,070.77
  4. Step 4: Simplify right side
    1,030,954.40x = 813,899,264,720.47
  5. Step 5: Solve for x
    x = 813,899,264,720.47/1,030,954.40
  6. Step 6: Final answer
    x = 789,461.95

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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.