Home / 1,297,387.20-1,941,415.20-877,483.20

Finding the Fourth Proportional to 1,297,387.20, 1,941,415.20 and 877,483.20

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Solution

The fourth proportional to 1,297,387.20, 1,941,415.20 and 877,483.20 is: 1,313,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,387.20 : 1,941,415.20 = 877,483.20 : x
  2. Step 2: Convert to fraction form
    1,297,387.20/1,941,415.20 = 877,483.20/x
  3. Step 3: Cross multiply
    1,297,387.20x = 1,941,415.20 × 877,483.20
  4. Step 4: Simplify right side
    1,297,387.20x = 1,703,559,222,224.64
  5. Step 5: Solve for x
    x = 1,703,559,222,224.64/1,297,387.20
  6. Step 6: Final answer
    x = 1,313,069.24

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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.