Home / 4,914,485.40-7,370,415.90-1,719,278.40

Finding the Fourth Proportional to 4,914,485.40, 7,370,415.90 and 1,719,278.40

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Solution

The fourth proportional to 4,914,485.40, 7,370,415.90 and 1,719,278.40 is: 2,578,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,485.40 : 7,370,415.90 = 1,719,278.40 : x
  2. Step 2: Convert to fraction form
    4,914,485.40/7,370,415.90 = 1,719,278.40/x
  3. Step 3: Cross multiply
    4,914,485.40x = 7,370,415.90 × 1,719,278.40
  4. Step 4: Simplify right side
    4,914,485.40x = 12,671,796,855,886.56
  5. Step 5: Solve for x
    x = 12,671,796,855,886.56/4,914,485.40
  6. Step 6: Final answer
    x = 2,578,458.54

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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.