Home / 1,075,601.40-1,609,902.90-837,655.80

Finding the Fourth Proportional to 1,075,601.40, 1,609,902.90 and 837,655.80

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Solution

The fourth proportional to 1,075,601.40, 1,609,902.90 and 837,655.80 is: 1,253,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,601.40 : 1,609,902.90 = 837,655.80 : x
  2. Step 2: Convert to fraction form
    1,075,601.40/1,609,902.90 = 837,655.80/x
  3. Step 3: Cross multiply
    1,075,601.40x = 1,609,902.90 × 837,655.80
  4. Step 4: Simplify right side
    1,075,601.40x = 1,348,544,501,621.82
  5. Step 5: Solve for x
    x = 1,348,544,501,621.82/1,075,601.40
  6. Step 6: Final answer
    x = 1,253,758.60

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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.