Home / 2,084,637.87-3,127,495.92-1,220,802.35

Finding the Fourth Proportional to 2,084,637.87, 3,127,495.92 and 1,220,802.35

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Solution

The fourth proportional to 2,084,637.87, 3,127,495.92 and 1,220,802.35 is: 1,831,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,637.87 : 3,127,495.92 = 1,220,802.35 : x
  2. Step 2: Convert to fraction form
    2,084,637.87/3,127,495.92 = 1,220,802.35/x
  3. Step 3: Cross multiply
    2,084,637.87x = 3,127,495.92 × 1,220,802.35
  4. Step 4: Simplify right side
    2,084,637.87x = 3,818,054,353,113.93
  5. Step 5: Solve for x
    x = 3,818,054,353,113.93/2,084,637.87
  6. Step 6: Final answer
    x = 1,831,519.23

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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.