Home / 1,973,188.80-2,958,908.40-908,557.20

Finding the Fourth Proportional to 1,973,188.80, 2,958,908.40 and 908,557.20

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Solution

The fourth proportional to 1,973,188.80, 2,958,908.40 and 908,557.20 is: 1,362,433.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,188.80 : 2,958,908.40 = 908,557.20 : x
  2. Step 2: Convert to fraction form
    1,973,188.80/2,958,908.40 = 908,557.20/x
  3. Step 3: Cross multiply
    1,973,188.80x = 2,958,908.40 × 908,557.20
  4. Step 4: Simplify right side
    1,973,188.80x = 2,688,337,530,960.48
  5. Step 5: Solve for x
    x = 2,688,337,530,960.48/1,973,188.80
  6. Step 6: Final answer
    x = 1,362,433.00

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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.