Home / 1,522,438.41-2,283,656.72-1,421,547.76

Finding the Fourth Proportional to 1,522,438.41, 2,283,656.72 and 1,421,547.76

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Solution

The fourth proportional to 1,522,438.41, 2,283,656.72 and 1,421,547.76 is: 2,132,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,438.41 : 2,283,656.72 = 1,421,547.76 : x
  2. Step 2: Convert to fraction form
    1,522,438.41/2,283,656.72 = 1,421,547.76/x
  3. Step 3: Cross multiply
    1,522,438.41x = 2,283,656.72 × 1,421,547.76
  4. Step 4: Simplify right side
    1,522,438.41x = 3,246,327,094,924.95
  5. Step 5: Solve for x
    x = 3,246,327,094,924.95/1,522,438.41
  6. Step 6: Final answer
    x = 2,132,320.80

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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.