Home / 3,010,186.90-4,154,060.73-1,721,054.28

Finding the Fourth Proportional to 3,010,186.90, 4,154,060.73 and 1,721,054.28

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Solution

The fourth proportional to 3,010,186.90, 4,154,060.73 and 1,721,054.28 is: 2,375,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,186.90 : 4,154,060.73 = 1,721,054.28 : x
  2. Step 2: Convert to fraction form
    3,010,186.90/4,154,060.73 = 1,721,054.28/x
  3. Step 3: Cross multiply
    3,010,186.90x = 4,154,060.73 × 1,721,054.28
  4. Step 4: Simplify right side
    3,010,186.90x = 7,149,363,998,746.43
  5. Step 5: Solve for x
    x = 7,149,363,998,746.43/3,010,186.90
  6. Step 6: Final answer
    x = 2,375,056.51

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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.