Home / 2,126,999.40-3,190,499.10-631,091.40

Finding the Fourth Proportional to 2,126,999.40, 3,190,499.10 and 631,091.40

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Solution

The fourth proportional to 2,126,999.40, 3,190,499.10 and 631,091.40 is: 946,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,999.40 : 3,190,499.10 = 631,091.40 : x
  2. Step 2: Convert to fraction form
    2,126,999.40/3,190,499.10 = 631,091.40/x
  3. Step 3: Cross multiply
    2,126,999.40x = 3,190,499.10 × 631,091.40
  4. Step 4: Simplify right side
    2,126,999.40x = 2,013,496,543,717.74
  5. Step 5: Solve for x
    x = 2,013,496,543,717.74/2,126,999.40
  6. Step 6: Final answer
    x = 946,637.10

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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.