Home / 3,105,392-4,658,090.16-861,532.16

Finding the Fourth Proportional to 3,105,392, 4,658,090.16 and 861,532.16

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Solution

The fourth proportional to 3,105,392, 4,658,090.16 and 861,532.16 is: 1,292,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,392 : 4,658,090.16 = 861,532.16 : x
  2. Step 2: Convert to fraction form
    3,105,392/4,658,090.16 = 861,532.16/x
  3. Step 3: Cross multiply
    3,105,392x = 4,658,090.16 × 861,532.16
  4. Step 4: Simplify right side
    3,105,392x = 4,013,094,477,019.55
  5. Step 5: Solve for x
    x = 4,013,094,477,019.55/3,105,392
  6. Step 6: Final answer
    x = 1,292,298.84

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1.5x scale

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.