Home / 1,403,457.16-1,936,295.14-1,144,887.12

Finding the Fourth Proportional to 1,403,457.16, 1,936,295.14 and 1,144,887.12

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Solution

The fourth proportional to 1,403,457.16, 1,936,295.14 and 1,144,887.12 is: 1,579,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,457.16 : 1,936,295.14 = 1,144,887.12 : x
  2. Step 2: Convert to fraction form
    1,403,457.16/1,936,295.14 = 1,144,887.12/x
  3. Step 3: Cross multiply
    1,403,457.16x = 1,936,295.14 × 1,144,887.12
  4. Step 4: Simplify right side
    1,403,457.16x = 2,216,839,366,304.60
  5. Step 5: Solve for x
    x = 2,216,839,366,304.60/1,403,457.16
  6. Step 6: Final answer
    x = 1,579,556.13

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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.