Home / 1,004,039.20-1,507,225.20-605,130.40

Finding the Fourth Proportional to 1,004,039.20, 1,507,225.20 and 605,130.40

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Solution

The fourth proportional to 1,004,039.20, 1,507,225.20 and 605,130.40 is: 908,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,039.20 : 1,507,225.20 = 605,130.40 : x
  2. Step 2: Convert to fraction form
    1,004,039.20/1,507,225.20 = 605,130.40/x
  3. Step 3: Cross multiply
    1,004,039.20x = 1,507,225.20 × 605,130.40
  4. Step 4: Simplify right side
    1,004,039.20x = 912,067,788,166.08
  5. Step 5: Solve for x
    x = 912,067,788,166.08/1,004,039.20
  6. Step 6: Final answer
    x = 908,398.58

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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.