Home / 1,657,254.41-2,485,986.72-520,061.49

Finding the Fourth Proportional to 1,657,254.41, 2,485,986.72 and 520,061.49

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Solution

The fourth proportional to 1,657,254.41, 2,485,986.72 and 520,061.49 is: 780,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,254.41 : 2,485,986.72 = 520,061.49 : x
  2. Step 2: Convert to fraction form
    1,657,254.41/2,485,986.72 = 520,061.49/x
  3. Step 3: Cross multiply
    1,657,254.41x = 2,485,986.72 × 520,061.49
  4. Step 4: Simplify right side
    1,657,254.41x = 1,292,865,950,244.02
  5. Step 5: Solve for x
    x = 1,292,865,950,244.02/1,657,254.41
  6. Step 6: Final answer
    x = 780,125.22

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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.