Home / 1,116,664.48-1,540,857.36-754,875.28

Finding the Fourth Proportional to 1,116,664.48, 1,540,857.36 and 754,875.28

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Solution

The fourth proportional to 1,116,664.48, 1,540,857.36 and 754,875.28 is: 1,041,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,664.48 : 1,540,857.36 = 754,875.28 : x
  2. Step 2: Convert to fraction form
    1,116,664.48/1,540,857.36 = 754,875.28/x
  3. Step 3: Cross multiply
    1,116,664.48x = 1,540,857.36 × 754,875.28
  4. Step 4: Simplify right side
    1,116,664.48x = 1,163,155,131,070.06
  5. Step 5: Solve for x
    x = 1,163,155,131,070.06/1,116,664.48
  6. Step 6: Final answer
    x = 1,041,633.50

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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.