Home / 2,438,095.76-3,642,316.42-1,578,161.36

Finding the Fourth Proportional to 2,438,095.76, 3,642,316.42 and 1,578,161.36

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Solution

The fourth proportional to 2,438,095.76, 3,642,316.42 and 1,578,161.36 is: 2,357,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,095.76 : 3,642,316.42 = 1,578,161.36 : x
  2. Step 2: Convert to fraction form
    2,438,095.76/3,642,316.42 = 1,578,161.36/x
  3. Step 3: Cross multiply
    2,438,095.76x = 3,642,316.42 × 1,578,161.36
  4. Step 4: Simplify right side
    2,438,095.76x = 5,748,163,034,937.53
  5. Step 5: Solve for x
    x = 5,748,163,034,937.53/2,438,095.76
  6. Step 6: Final answer
    x = 2,357,644.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.