Home / 1,271,012.16-1,754,008.80-698,064

Finding the Fourth Proportional to 1,271,012.16, 1,754,008.80 and 698,064

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Solution

The fourth proportional to 1,271,012.16, 1,754,008.80 and 698,064 is: 963,334.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,012.16 : 1,754,008.80 = 698,064 : x
  2. Step 2: Convert to fraction form
    1,271,012.16/1,754,008.80 = 698,064/x
  3. Step 3: Cross multiply
    1,271,012.16x = 1,754,008.80 × 698,064
  4. Step 4: Simplify right side
    1,271,012.16x = 1,224,410,398,963.20
  5. Step 5: Solve for x
    x = 1,224,410,398,963.20/1,271,012.16
  6. Step 6: Final answer
    x = 963,334.92

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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.