Home / 1,358,512.11-2,037,643.21-459,851.13

Finding the Fourth Proportional to 1,358,512.11, 2,037,643.21 and 459,851.13

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Solution

The fourth proportional to 1,358,512.11, 2,037,643.21 and 459,851.13 is: 689,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,512.11 : 2,037,643.21 = 459,851.13 : x
  2. Step 2: Convert to fraction form
    1,358,512.11/2,037,643.21 = 459,851.13/x
  3. Step 3: Cross multiply
    1,358,512.11x = 2,037,643.21 × 459,851.13
  4. Step 4: Simplify right side
    1,358,512.11x = 937,012,532,655.33
  5. Step 5: Solve for x
    x = 937,012,532,655.33/1,358,512.11
  6. Step 6: Final answer
    x = 689,734.40

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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.