Home / 2,146,574.51-3,219,972.06-549,151.46

Finding the Fourth Proportional to 2,146,574.51, 3,219,972.06 and 549,151.46

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Solution

The fourth proportional to 2,146,574.51, 3,219,972.06 and 549,151.46 is: 823,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,574.51 : 3,219,972.06 = 549,151.46 : x
  2. Step 2: Convert to fraction form
    2,146,574.51/3,219,972.06 = 549,151.46/x
  3. Step 3: Cross multiply
    2,146,574.51x = 3,219,972.06 × 549,151.46
  4. Step 4: Simplify right side
    2,146,574.51x = 1,768,252,357,908.21
  5. Step 5: Solve for x
    x = 1,768,252,357,908.21/2,146,574.51
  6. Step 6: Final answer
    x = 823,755.41

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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.