Home / 1,264,600.16-1,896,900.24-516,646.16

Finding the Fourth Proportional to 1,264,600.16, 1,896,900.24 and 516,646.16

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Solution

The fourth proportional to 1,264,600.16, 1,896,900.24 and 516,646.16 is: 774,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,600.16 : 1,896,900.24 = 516,646.16 : x
  2. Step 2: Convert to fraction form
    1,264,600.16/1,896,900.24 = 516,646.16/x
  3. Step 3: Cross multiply
    1,264,600.16x = 1,896,900.24 × 516,646.16
  4. Step 4: Simplify right side
    1,264,600.16x = 980,026,224,899.08
  5. Step 5: Solve for x
    x = 980,026,224,899.08/1,264,600.16
  6. Step 6: Final answer
    x = 774,969.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.