Home / 2,186,872.08-3,017,884.75-1,220,002.37

Finding the Fourth Proportional to 2,186,872.08, 3,017,884.75 and 1,220,002.37

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Solution

The fourth proportional to 2,186,872.08, 3,017,884.75 and 1,220,002.37 is: 1,683,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,872.08 : 3,017,884.75 = 1,220,002.37 : x
  2. Step 2: Convert to fraction form
    2,186,872.08/3,017,884.75 = 1,220,002.37/x
  3. Step 3: Cross multiply
    2,186,872.08x = 3,017,884.75 × 1,220,002.37
  4. Step 4: Simplify right side
    2,186,872.08x = 3,681,826,547,386.86
  5. Step 5: Solve for x
    x = 3,681,826,547,386.86/2,186,872.08
  6. Step 6: Final answer
    x = 1,683,603.99

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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.