Home / 2,972,697.52-4,102,185.04-1,683,547.20

Finding the Fourth Proportional to 2,972,697.52, 4,102,185.04 and 1,683,547.20

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Solution

The fourth proportional to 2,972,697.52, 4,102,185.04 and 1,683,547.20 is: 2,323,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,697.52 : 4,102,185.04 = 1,683,547.20 : x
  2. Step 2: Convert to fraction form
    2,972,697.52/4,102,185.04 = 1,683,547.20/x
  3. Step 3: Cross multiply
    2,972,697.52x = 4,102,185.04 × 1,683,547.20
  4. Step 4: Simplify right side
    2,972,697.52x = 6,906,222,137,973.89
  5. Step 5: Solve for x
    x = 6,906,222,137,973.89/2,972,697.52
  6. Step 6: Final answer
    x = 2,323,217.24

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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.