Home / 1,232,392.88-1,700,690.55-688,622.33

Finding the Fourth Proportional to 1,232,392.88, 1,700,690.55 and 688,622.33

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Solution

The fourth proportional to 1,232,392.88, 1,700,690.55 and 688,622.33 is: 950,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,392.88 : 1,700,690.55 = 688,622.33 : x
  2. Step 2: Convert to fraction form
    1,232,392.88/1,700,690.55 = 688,622.33/x
  3. Step 3: Cross multiply
    1,232,392.88x = 1,700,690.55 × 688,622.33
  4. Step 4: Simplify right side
    1,232,392.88x = 1,171,133,480,646.53
  5. Step 5: Solve for x
    x = 1,171,133,480,646.53/1,232,392.88
  6. Step 6: Final answer
    x = 950,292.32

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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.