Home / 3,360,901.36-4,638,442.48-1,910,815.60

Finding the Fourth Proportional to 3,360,901.36, 4,638,442.48 and 1,910,815.60

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Solution

The fourth proportional to 3,360,901.36, 4,638,442.48 and 1,910,815.60 is: 2,637,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,901.36 : 4,638,442.48 = 1,910,815.60 : x
  2. Step 2: Convert to fraction form
    3,360,901.36/4,638,442.48 = 1,910,815.60/x
  3. Step 3: Cross multiply
    3,360,901.36x = 4,638,442.48 × 1,910,815.60
  4. Step 4: Simplify right side
    3,360,901.36x = 8,863,208,250,486.69
  5. Step 5: Solve for x
    x = 8,863,208,250,486.69/3,360,901.36
  6. Step 6: Final answer
    x = 2,637,152.15

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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.