Home / 2,105,164.48-3,158,136.29-666,210.06

Finding the Fourth Proportional to 2,105,164.48, 3,158,136.29 and 666,210.06

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Solution

The fourth proportional to 2,105,164.48, 3,158,136.29 and 666,210.06 is: 999,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,164.48 : 3,158,136.29 = 666,210.06 : x
  2. Step 2: Convert to fraction form
    2,105,164.48/3,158,136.29 = 666,210.06/x
  3. Step 3: Cross multiply
    2,105,164.48x = 3,158,136.29 × 666,210.06
  4. Step 4: Simplify right side
    2,105,164.48x = 2,103,982,167,249.08
  5. Step 5: Solve for x
    x = 2,103,982,167,249.08/2,105,164.48
  6. Step 6: Final answer
    x = 999,438.38

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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.