Home / 5,009,439.31-7,509,484.23-1,976,830.28

Finding the Fourth Proportional to 5,009,439.31, 7,509,484.23 and 1,976,830.28

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Solution

The fourth proportional to 5,009,439.31, 7,509,484.23 and 1,976,830.28 is: 2,963,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,439.31 : 7,509,484.23 = 1,976,830.28 : x
  2. Step 2: Convert to fraction form
    5,009,439.31/7,509,484.23 = 1,976,830.28/x
  3. Step 3: Cross multiply
    5,009,439.31x = 7,509,484.23 × 1,976,830.28
  4. Step 4: Simplify right side
    5,009,439.31x = 14,844,975,813,046.49
  5. Step 5: Solve for x
    x = 14,844,975,813,046.49/5,009,439.31
  6. Step 6: Final answer
    x = 2,963,400.67

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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.