Home / 2,038,872.32-2,813,312.64-1,133,431.04

Finding the Fourth Proportional to 2,038,872.32, 2,813,312.64 and 1,133,431.04

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Solution

The fourth proportional to 2,038,872.32, 2,813,312.64 and 1,133,431.04 is: 1,563,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,872.32 : 2,813,312.64 = 1,133,431.04 : x
  2. Step 2: Convert to fraction form
    2,038,872.32/2,813,312.64 = 1,133,431.04/x
  3. Step 3: Cross multiply
    2,038,872.32x = 2,813,312.64 × 1,133,431.04
  4. Step 4: Simplify right side
    2,038,872.32x = 3,188,695,871,400.35
  5. Step 5: Solve for x
    x = 3,188,695,871,400.35/2,038,872.32
  6. Step 6: Final answer
    x = 1,563,950.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.