Home / 2,963,787.45-4,090,030.84-1,605,660.45

Finding the Fourth Proportional to 2,963,787.45, 4,090,030.84 and 1,605,660.45

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Solution

The fourth proportional to 2,963,787.45, 4,090,030.84 and 1,605,660.45 is: 2,215,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,787.45 : 4,090,030.84 = 1,605,660.45 : x
  2. Step 2: Convert to fraction form
    2,963,787.45/4,090,030.84 = 1,605,660.45/x
  3. Step 3: Cross multiply
    2,963,787.45x = 4,090,030.84 × 1,605,660.45
  4. Step 4: Simplify right side
    2,963,787.45x = 6,567,200,759,068.28
  5. Step 5: Solve for x
    x = 6,567,200,759,068.28/2,963,787.45
  6. Step 6: Final answer
    x = 2,215,813.67

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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.