Home / 3,896,945.08-5,377,971.65-2,154,582.23

Finding the Fourth Proportional to 3,896,945.08, 5,377,971.65 and 2,154,582.23

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Solution

The fourth proportional to 3,896,945.08, 5,377,971.65 and 2,154,582.23 is: 2,973,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,945.08 : 5,377,971.65 = 2,154,582.23 : x
  2. Step 2: Convert to fraction form
    3,896,945.08/5,377,971.65 = 2,154,582.23/x
  3. Step 3: Cross multiply
    3,896,945.08x = 5,377,971.65 × 2,154,582.23
  4. Step 4: Simplify right side
    3,896,945.08x = 11,587,282,112,871.01
  5. Step 5: Solve for x
    x = 11,587,282,112,871.01/3,896,945.08
  6. Step 6: Final answer
    x = 2,973,427.10

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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.