Home / 2,708,990.11-4,058,070.63-1,628,911.28

Finding the Fourth Proportional to 2,708,990.11, 4,058,070.63 and 1,628,911.28

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Solution

The fourth proportional to 2,708,990.11, 4,058,070.63 and 1,628,911.28 is: 2,440,111.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,990.11 : 4,058,070.63 = 1,628,911.28 : x
  2. Step 2: Convert to fraction form
    2,708,990.11/4,058,070.63 = 1,628,911.28/x
  3. Step 3: Cross multiply
    2,708,990.11x = 4,058,070.63 × 1,628,911.28
  4. Step 4: Simplify right side
    2,708,990.11x = 6,610,237,028,280.47
  5. Step 5: Solve for x
    x = 6,610,237,028,280.47/2,708,990.11
  6. Step 6: Final answer
    x = 2,440,111.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.