Home / 1,409,748.42-1,944,989.60-797,840.40

Finding the Fourth Proportional to 1,409,748.42, 1,944,989.60 and 797,840.40

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Solution

The fourth proportional to 1,409,748.42, 1,944,989.60 and 797,840.40 is: 1,100,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,748.42 : 1,944,989.60 = 797,840.40 : x
  2. Step 2: Convert to fraction form
    1,409,748.42/1,944,989.60 = 797,840.40/x
  3. Step 3: Cross multiply
    1,409,748.42x = 1,944,989.60 × 797,840.40
  4. Step 4: Simplify right side
    1,409,748.42x = 1,551,791,280,459.84
  5. Step 5: Solve for x
    x = 1,551,791,280,459.84/1,409,748.42
  6. Step 6: Final answer
    x = 1,100,757.60

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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.