Home / 1,445,725.16-1,994,446.50-872,582.12

Finding the Fourth Proportional to 1,445,725.16, 1,994,446.50 and 872,582.12

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Solution

The fourth proportional to 1,445,725.16, 1,994,446.50 and 872,582.12 is: 1,203,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,725.16 : 1,994,446.50 = 872,582.12 : x
  2. Step 2: Convert to fraction form
    1,445,725.16/1,994,446.50 = 872,582.12/x
  3. Step 3: Cross multiply
    1,445,725.16x = 1,994,446.50 × 872,582.12
  4. Step 4: Simplify right side
    1,445,725.16x = 1,740,318,355,196.58
  5. Step 5: Solve for x
    x = 1,740,318,355,196.58/1,445,725.16
  6. Step 6: Final answer
    x = 1,203,768.46

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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.