Home / 1,510,671.25-2,084,726.33-831,607.75

Finding the Fourth Proportional to 1,510,671.25, 2,084,726.33 and 831,607.75

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Solution

The fourth proportional to 1,510,671.25, 2,084,726.33 and 831,607.75 is: 1,147,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,671.25 : 2,084,726.33 = 831,607.75 : x
  2. Step 2: Convert to fraction form
    1,510,671.25/2,084,726.33 = 831,607.75/x
  3. Step 3: Cross multiply
    1,510,671.25x = 2,084,726.33 × 831,607.75
  4. Step 4: Simplify right side
    1,510,671.25x = 1,733,674,572,657.06
  5. Step 5: Solve for x
    x = 1,733,674,572,657.06/1,510,671.25
  6. Step 6: Final answer
    x = 1,147,618.70

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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.