Home / 1,815,864.60-2,723,505.30-553,398.60

Finding the Fourth Proportional to 1,815,864.60, 2,723,505.30 and 553,398.60

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Solution

The fourth proportional to 1,815,864.60, 2,723,505.30 and 553,398.60 is: 830,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,864.60 : 2,723,505.30 = 553,398.60 : x
  2. Step 2: Convert to fraction form
    1,815,864.60/2,723,505.30 = 553,398.60/x
  3. Step 3: Cross multiply
    1,815,864.60x = 2,723,505.30 × 553,398.60
  4. Step 4: Simplify right side
    1,815,864.60x = 1,507,184,020,112.58
  5. Step 5: Solve for x
    x = 1,507,184,020,112.58/1,815,864.60
  6. Step 6: Final answer
    x = 830,009.03

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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.