Home / 2,875,151.96-3,968,984.98-1,857,053.24

Finding the Fourth Proportional to 2,875,151.96, 3,968,984.98 and 1,857,053.24

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Solution

The fourth proportional to 2,875,151.96, 3,968,984.98 and 1,857,053.24 is: 2,563,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,151.96 : 3,968,984.98 = 1,857,053.24 : x
  2. Step 2: Convert to fraction form
    2,875,151.96/3,968,984.98 = 1,857,053.24/x
  3. Step 3: Cross multiply
    2,875,151.96x = 3,968,984.98 × 1,857,053.24
  4. Step 4: Simplify right side
    2,875,151.96x = 7,370,616,416,620.34
  5. Step 5: Solve for x
    x = 7,370,616,416,620.34/2,875,151.96
  6. Step 6: Final answer
    x = 2,563,557.17

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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.