Home / 2,912,485.22-4,368,725.52-782,569.34

Finding the Fourth Proportional to 2,912,485.22, 4,368,725.52 and 782,569.34

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Solution

The fourth proportional to 2,912,485.22, 4,368,725.52 and 782,569.34 is: 1,173,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,485.22 : 4,368,725.52 = 782,569.34 : x
  2. Step 2: Convert to fraction form
    2,912,485.22/4,368,725.52 = 782,569.34/x
  3. Step 3: Cross multiply
    2,912,485.22x = 4,368,725.52 × 782,569.34
  4. Step 4: Simplify right side
    2,912,485.22x = 3,418,830,646,827.56
  5. Step 5: Solve for x
    x = 3,418,830,646,827.56/2,912,485.22
  6. Step 6: Final answer
    x = 1,173,853.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.