Home / 1,224,547.22-1,836,146.90-455,656.34

Finding the Fourth Proportional to 1,224,547.22, 1,836,146.90 and 455,656.34

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Solution

The fourth proportional to 1,224,547.22, 1,836,146.90 and 455,656.34 is: 683,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,547.22 : 1,836,146.90 = 455,656.34 : x
  2. Step 2: Convert to fraction form
    1,224,547.22/1,836,146.90 = 455,656.34/x
  3. Step 3: Cross multiply
    1,224,547.22x = 1,836,146.90 × 455,656.34
  4. Step 4: Simplify right side
    1,224,547.22x = 836,651,964,697.33
  5. Step 5: Solve for x
    x = 836,651,964,697.33/1,224,547.22
  6. Step 6: Final answer
    x = 683,233.73

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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.