Home / 1,355,750.94-1,873,411.68-987,587.10

Finding the Fourth Proportional to 1,355,750.94, 1,873,411.68 and 987,587.10

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Solution

The fourth proportional to 1,355,750.94, 1,873,411.68 and 987,587.10 is: 1,364,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,750.94 : 1,873,411.68 = 987,587.10 : x
  2. Step 2: Convert to fraction form
    1,355,750.94/1,873,411.68 = 987,587.10/x
  3. Step 3: Cross multiply
    1,355,750.94x = 1,873,411.68 × 987,587.10
  4. Step 4: Simplify right side
    1,355,750.94x = 1,850,157,208,157.33
  5. Step 5: Solve for x
    x = 1,850,157,208,157.33/1,355,750.94
  6. Step 6: Final answer
    x = 1,364,673.37

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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.