Home / 1,117,941.20-1,542,756.74-608,642.36

Finding the Fourth Proportional to 1,117,941.20, 1,542,756.74 and 608,642.36

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Solution

The fourth proportional to 1,117,941.20, 1,542,756.74 and 608,642.36 is: 839,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,941.20 : 1,542,756.74 = 608,642.36 : x
  2. Step 2: Convert to fraction form
    1,117,941.20/1,542,756.74 = 608,642.36/x
  3. Step 3: Cross multiply
    1,117,941.20x = 1,542,756.74 × 608,642.36
  4. Step 4: Simplify right side
    1,117,941.20x = 938,987,103,139.51
  5. Step 5: Solve for x
    x = 938,987,103,139.51/1,117,941.20
  6. Step 6: Final answer
    x = 839,925.30

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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.