Home / 2,074,136-2,862,309.60-1,120,280

Finding the Fourth Proportional to 2,074,136, 2,862,309.60 and 1,120,280

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Solution

The fourth proportional to 2,074,136, 2,862,309.60 and 1,120,280 is: 1,545,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,136 : 2,862,309.60 = 1,120,280 : x
  2. Step 2: Convert to fraction form
    2,074,136/2,862,309.60 = 1,120,280/x
  3. Step 3: Cross multiply
    2,074,136x = 2,862,309.60 × 1,120,280
  4. Step 4: Simplify right side
    2,074,136x = 3,206,588,198,688
  5. Step 5: Solve for x
    x = 3,206,588,198,688/2,074,136
  6. Step 6: Final answer
    x = 1,545,987.44

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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.