Home / 1,117,566.72-1,542,242.16-608,272.80

Finding the Fourth Proportional to 1,117,566.72, 1,542,242.16 and 608,272.80

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Solution

The fourth proportional to 1,117,566.72, 1,542,242.16 and 608,272.80 is: 839,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,566.72 : 1,542,242.16 = 608,272.80 : x
  2. Step 2: Convert to fraction form
    1,117,566.72/1,542,242.16 = 608,272.80/x
  3. Step 3: Cross multiply
    1,117,566.72x = 1,542,242.16 × 608,272.80
  4. Step 4: Simplify right side
    1,117,566.72x = 938,103,956,941.25
  5. Step 5: Solve for x
    x = 938,103,956,941.25/1,117,566.72
  6. Step 6: Final answer
    x = 839,416.51

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Double scale
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1.5x scale

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.