Home / 1,667,642.96-2,501,438.02-530,388.76

Finding the Fourth Proportional to 1,667,642.96, 2,501,438.02 and 530,388.76

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Solution

The fourth proportional to 1,667,642.96, 2,501,438.02 and 530,388.76 is: 795,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,642.96 : 2,501,438.02 = 530,388.76 : x
  2. Step 2: Convert to fraction form
    1,667,642.96/2,501,438.02 = 530,388.76/x
  3. Step 3: Cross multiply
    1,667,642.96x = 2,501,438.02 × 530,388.76
  4. Step 4: Simplify right side
    1,667,642.96x = 1,326,734,609,644.66
  5. Step 5: Solve for x
    x = 1,326,734,609,644.66/1,667,642.96
  6. Step 6: Final answer
    x = 795,574.74

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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.