Home / 1,815,955.90-2,723,926.56-553,779.88

Finding the Fourth Proportional to 1,815,955.90, 2,723,926.56 and 553,779.88

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Solution

The fourth proportional to 1,815,955.90, 2,723,926.56 and 553,779.88 is: 830,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,955.90 : 2,723,926.56 = 553,779.88 : x
  2. Step 2: Convert to fraction form
    1,815,955.90/2,723,926.56 = 553,779.88/x
  3. Step 3: Cross multiply
    1,815,955.90x = 2,723,926.56 × 553,779.88
  4. Step 4: Simplify right side
    1,815,955.90x = 1,508,455,723,525.61
  5. Step 5: Solve for x
    x = 1,508,455,723,525.61/1,815,955.90
  6. Step 6: Final answer
    x = 830,667.60

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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.