Home / 3,174,669.54-4,381,079.47-1,868,210.42

Finding the Fourth Proportional to 3,174,669.54, 4,381,079.47 and 1,868,210.42

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Solution

The fourth proportional to 3,174,669.54, 4,381,079.47 and 1,868,210.42 is: 2,578,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,669.54 : 4,381,079.47 = 1,868,210.42 : x
  2. Step 2: Convert to fraction form
    3,174,669.54/4,381,079.47 = 1,868,210.42/x
  3. Step 3: Cross multiply
    3,174,669.54x = 4,381,079.47 × 1,868,210.42
  4. Step 4: Simplify right side
    3,174,669.54x = 8,184,778,290,126.15
  5. Step 5: Solve for x
    x = 8,184,778,290,126.15/3,174,669.54
  6. Step 6: Final answer
    x = 2,578,151.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.