Home / 3,875,438.40-5,813,693.44-1,035,643.20

Finding the Fourth Proportional to 3,875,438.40, 5,813,693.44 and 1,035,643.20

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Solution

The fourth proportional to 3,875,438.40, 5,813,693.44 and 1,035,643.20 is: 1,553,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,438.40 : 5,813,693.44 = 1,035,643.20 : x
  2. Step 2: Convert to fraction form
    3,875,438.40/5,813,693.44 = 1,035,643.20/x
  3. Step 3: Cross multiply
    3,875,438.40x = 5,813,693.44 × 1,035,643.20
  4. Step 4: Simplify right side
    3,875,438.40x = 6,020,912,078,020.61
  5. Step 5: Solve for x
    x = 6,020,912,078,020.61/3,875,438.40
  6. Step 6: Final answer
    x = 1,553,607.99

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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.