Home / 1,201,254.16-1,657,680.96-657,376.24

Finding the Fourth Proportional to 1,201,254.16, 1,657,680.96 and 657,376.24

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Solution

The fourth proportional to 1,201,254.16, 1,657,680.96 and 657,376.24 is: 907,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,254.16 : 1,657,680.96 = 657,376.24 : x
  2. Step 2: Convert to fraction form
    1,201,254.16/1,657,680.96 = 657,376.24/x
  3. Step 3: Cross multiply
    1,201,254.16x = 1,657,680.96 × 657,376.24
  4. Step 4: Simplify right side
    1,201,254.16x = 1,089,720,076,604.39
  5. Step 5: Solve for x
    x = 1,089,720,076,604.39/1,201,254.16
  6. Step 6: Final answer
    x = 907,151.97

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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.