Home / 1,317,777.02-1,817,830.11-801,688.22

Finding the Fourth Proportional to 1,317,777.02, 1,817,830.11 and 801,688.22

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Solution

The fourth proportional to 1,317,777.02, 1,817,830.11 and 801,688.22 is: 1,105,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,777.02 : 1,817,830.11 = 801,688.22 : x
  2. Step 2: Convert to fraction form
    1,317,777.02/1,817,830.11 = 801,688.22/x
  3. Step 3: Cross multiply
    1,317,777.02x = 1,817,830.11 × 801,688.22
  4. Step 4: Simplify right side
    1,317,777.02x = 1,457,332,985,148.30
  5. Step 5: Solve for x
    x = 1,457,332,985,148.30/1,317,777.02
  6. Step 6: Final answer
    x = 1,105,902.56

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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.