Home / 1,707,999.40-2,559,234.30-1,075,781.80

Finding the Fourth Proportional to 1,707,999.40, 2,559,234.30 and 1,075,781.80

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Solution

The fourth proportional to 1,707,999.40, 2,559,234.30 and 1,075,781.80 is: 1,611,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,999.40 : 2,559,234.30 = 1,075,781.80 : x
  2. Step 2: Convert to fraction form
    1,707,999.40/2,559,234.30 = 1,075,781.80/x
  3. Step 3: Cross multiply
    1,707,999.40x = 2,559,234.30 × 1,075,781.80
  4. Step 4: Simplify right side
    1,707,999.40x = 2,753,177,681,875.74
  5. Step 5: Solve for x
    x = 2,753,177,681,875.74/1,707,999.40
  6. Step 6: Final answer
    x = 1,611,931.29

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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.