Home / 1,272,624.30-1,908,936.90-374,066.20

Finding the Fourth Proportional to 1,272,624.30, 1,908,936.90 and 374,066.20

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Solution

The fourth proportional to 1,272,624.30, 1,908,936.90 and 374,066.20 is: 561,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,624.30 : 1,908,936.90 = 374,066.20 : x
  2. Step 2: Convert to fraction form
    1,272,624.30/1,908,936.90 = 374,066.20/x
  3. Step 3: Cross multiply
    1,272,624.30x = 1,908,936.90 × 374,066.20
  4. Step 4: Simplify right side
    1,272,624.30x = 714,068,772,222.78
  5. Step 5: Solve for x
    x = 714,068,772,222.78/1,272,624.30
  6. Step 6: Final answer
    x = 561,099.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.