Home / 5,181,036.02-7,772,205.07-2,781,582.58

Finding the Fourth Proportional to 5,181,036.02, 7,772,205.07 and 2,781,582.58

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Solution

The fourth proportional to 5,181,036.02, 7,772,205.07 and 2,781,582.58 is: 4,172,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,036.02 : 7,772,205.07 = 2,781,582.58 : x
  2. Step 2: Convert to fraction form
    5,181,036.02/7,772,205.07 = 2,781,582.58/x
  3. Step 3: Cross multiply
    5,181,036.02x = 7,772,205.07 × 2,781,582.58
  4. Step 4: Simplify right side
    5,181,036.02x = 21,619,030,230,899.68
  5. Step 5: Solve for x
    x = 21,619,030,230,899.68/5,181,036.02
  6. Step 6: Final answer
    x = 4,172,723.40

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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.