Home / 1,276,264.31-1,761,221.93-695,492.48

Finding the Fourth Proportional to 1,276,264.31, 1,761,221.93 and 695,492.48

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Solution

The fourth proportional to 1,276,264.31, 1,761,221.93 and 695,492.48 is: 959,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,264.31 : 1,761,221.93 = 695,492.48 : x
  2. Step 2: Convert to fraction form
    1,276,264.31/1,761,221.93 = 695,492.48/x
  3. Step 3: Cross multiply
    1,276,264.31x = 1,761,221.93 × 695,492.48
  4. Step 4: Simplify right side
    1,276,264.31x = 1,224,916,595,642.51
  5. Step 5: Solve for x
    x = 1,224,916,595,642.51/1,276,264.31
  6. Step 6: Final answer
    x = 959,767.18

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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.