Home / 3,210,142.61-4,426,123.07-2,773,771.31

Finding the Fourth Proportional to 3,210,142.61, 4,426,123.07 and 2,773,771.31

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Solution

The fourth proportional to 3,210,142.61, 4,426,123.07 and 2,773,771.31 is: 3,824,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,142.61 : 4,426,123.07 = 2,773,771.31 : x
  2. Step 2: Convert to fraction form
    3,210,142.61/4,426,123.07 = 2,773,771.31/x
  3. Step 3: Cross multiply
    3,210,142.61x = 4,426,123.07 × 2,773,771.31
  4. Step 4: Simplify right side
    3,210,142.61x = 12,277,053,204,094.86
  5. Step 5: Solve for x
    x = 12,277,053,204,094.86/3,210,142.61
  6. Step 6: Final answer
    x = 3,824,457.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.