Home / 3,773,153.12-5,207,421.81-2,142,088.52

Finding the Fourth Proportional to 3,773,153.12, 5,207,421.81 and 2,142,088.52

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Solution

The fourth proportional to 3,773,153.12, 5,207,421.81 and 2,142,088.52 is: 2,956,349.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773,153.12 : 5,207,421.81 = 2,142,088.52 : x
  2. Step 2: Convert to fraction form
    3,773,153.12/5,207,421.81 = 2,142,088.52/x
  3. Step 3: Cross multiply
    3,773,153.12x = 5,207,421.81 × 2,142,088.52
  4. Step 4: Simplify right side
    3,773,153.12x = 11,154,758,451,961.51
  5. Step 5: Solve for x
    x = 11,154,758,451,961.51/3,773,153.12
  6. Step 6: Final answer
    x = 2,956,349.27

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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.