Home / 3,557,369.54-4,909,168.93-1,925,775.70

Finding the Fourth Proportional to 3,557,369.54, 4,909,168.93 and 1,925,775.70

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Solution

The fourth proportional to 3,557,369.54, 4,909,168.93 and 1,925,775.70 is: 2,657,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,369.54 : 4,909,168.93 = 1,925,775.70 : x
  2. Step 2: Convert to fraction form
    3,557,369.54/4,909,168.93 = 1,925,775.70/x
  3. Step 3: Cross multiply
    3,557,369.54x = 4,909,168.93 × 1,925,775.70
  4. Step 4: Simplify right side
    3,557,369.54x = 9,453,958,208,043.16
  5. Step 5: Solve for x
    x = 9,453,958,208,043.16/3,557,369.54
  6. Step 6: Final answer
    x = 2,657,569.90

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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.