Home / 1,025,186.64-1,537,903.08-426,552.90

Finding the Fourth Proportional to 1,025,186.64, 1,537,903.08 and 426,552.90

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Solution

The fourth proportional to 1,025,186.64, 1,537,903.08 and 426,552.90 is: 639,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,186.64 : 1,537,903.08 = 426,552.90 : x
  2. Step 2: Convert to fraction form
    1,025,186.64/1,537,903.08 = 426,552.90/x
  3. Step 3: Cross multiply
    1,025,186.64x = 1,537,903.08 × 426,552.90
  4. Step 4: Simplify right side
    1,025,186.64x = 655,997,018,692.93
  5. Step 5: Solve for x
    x = 655,997,018,692.93/1,025,186.64
  6. Step 6: Final answer
    x = 639,880.58

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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.