Home / 1,687,427.16-2,531,404.02-549,924.72

Finding the Fourth Proportional to 1,687,427.16, 2,531,404.02 and 549,924.72

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Solution

The fourth proportional to 1,687,427.16, 2,531,404.02 and 549,924.72 is: 824,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,427.16 : 2,531,404.02 = 549,924.72 : x
  2. Step 2: Convert to fraction form
    1,687,427.16/2,531,404.02 = 549,924.72/x
  3. Step 3: Cross multiply
    1,687,427.16x = 2,531,404.02 × 549,924.72
  4. Step 4: Simplify right side
    1,687,427.16x = 1,392,081,646,905.37
  5. Step 5: Solve for x
    x = 1,392,081,646,905.37/1,687,427.16
  6. Step 6: Final answer
    x = 824,972.88

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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.