Home / 922,350.94-1,374,356.90-821,738.02

Finding the Fourth Proportional to 922,350.94, 1,374,356.90 and 821,738.02

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Solution

The fourth proportional to 922,350.94, 1,374,356.90 and 821,738.02 is: 1,224,437.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,350.94 : 1,374,356.90 = 821,738.02 : x
  2. Step 2: Convert to fraction form
    922,350.94/1,374,356.90 = 821,738.02/x
  3. Step 3: Cross multiply
    922,350.94x = 1,374,356.90 × 821,738.02
  4. Step 4: Simplify right side
    922,350.94x = 1,129,361,317,779.34
  5. Step 5: Solve for x
    x = 1,129,361,317,779.34/922,350.94
  6. Step 6: Final answer
    x = 1,224,437.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.