Home / 1,657,248.21-2,485,977.39-520,055.30

Finding the Fourth Proportional to 1,657,248.21, 2,485,977.39 and 520,055.30

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Solution

The fourth proportional to 1,657,248.21, 2,485,977.39 and 520,055.30 is: 780,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,248.21 : 2,485,977.39 = 520,055.30 : x
  2. Step 2: Convert to fraction form
    1,657,248.21/2,485,977.39 = 520,055.30/x
  3. Step 3: Cross multiply
    1,657,248.21x = 2,485,977.39 × 520,055.30
  4. Step 4: Simplify right side
    1,657,248.21x = 1,292,845,702,319.50
  5. Step 5: Solve for x
    x = 1,292,845,702,319.50/1,657,248.21
  6. Step 6: Final answer
    x = 780,115.91

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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.