Home / 1,437,034.80-2,152,895.40-838,282.80

Finding the Fourth Proportional to 1,437,034.80, 2,152,895.40 and 838,282.80

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Solution

The fourth proportional to 1,437,034.80, 2,152,895.40 and 838,282.80 is: 1,255,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,034.80 : 2,152,895.40 = 838,282.80 : x
  2. Step 2: Convert to fraction form
    1,437,034.80/2,152,895.40 = 838,282.80/x
  3. Step 3: Cross multiply
    1,437,034.80x = 2,152,895.40 × 838,282.80
  4. Step 4: Simplify right side
    1,437,034.80x = 1,804,735,184,019.12
  5. Step 5: Solve for x
    x = 1,804,735,184,019.12/1,437,034.80
  6. Step 6: Final answer
    x = 1,255,874.38

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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.