Home / 1,206,783.90-1,807,551.45-732,642.30

Finding the Fourth Proportional to 1,206,783.90, 1,807,551.45 and 732,642.30

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Solution

The fourth proportional to 1,206,783.90, 1,807,551.45 and 732,642.30 is: 1,097,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,783.90 : 1,807,551.45 = 732,642.30 : x
  2. Step 2: Convert to fraction form
    1,206,783.90/1,807,551.45 = 732,642.30/x
  3. Step 3: Cross multiply
    1,206,783.90x = 1,807,551.45 × 732,642.30
  4. Step 4: Simplify right side
    1,206,783.90x = 1,324,288,651,696.34
  5. Step 5: Solve for x
    x = 1,324,288,651,696.34/1,206,783.90
  6. Step 6: Final answer
    x = 1,097,370.17

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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.