Home / 1,004,912.20-1,507,368.30-606,331.45

Finding the Fourth Proportional to 1,004,912.20, 1,507,368.30 and 606,331.45

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Solution

The fourth proportional to 1,004,912.20, 1,507,368.30 and 606,331.45 is: 909,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,912.20 : 1,507,368.30 = 606,331.45 : x
  2. Step 2: Convert to fraction form
    1,004,912.20/1,507,368.30 = 606,331.45/x
  3. Step 3: Cross multiply
    1,004,912.20x = 1,507,368.30 × 606,331.45
  4. Step 4: Simplify right side
    1,004,912.20x = 913,964,807,023.04
  5. Step 5: Solve for x
    x = 913,964,807,023.04/1,004,912.20
  6. Step 6: Final answer
    x = 909,497.18

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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.