Home / 5,308,957.50-7,963,465.41-1,319,869.50

Finding the Fourth Proportional to 5,308,957.50, 7,963,465.41 and 1,319,869.50

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Solution

The fourth proportional to 5,308,957.50, 7,963,465.41 and 1,319,869.50 is: 1,979,811.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,957.50 : 7,963,465.41 = 1,319,869.50 : x
  2. Step 2: Convert to fraction form
    5,308,957.50/7,963,465.41 = 1,319,869.50/x
  3. Step 3: Cross multiply
    5,308,957.50x = 7,963,465.41 × 1,319,869.50
  4. Step 4: Simplify right side
    5,308,957.50x = 10,510,735,108,964.00
  5. Step 5: Solve for x
    x = 10,510,735,108,964.00/5,308,957.50
  6. Step 6: Final answer
    x = 1,979,811.50

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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.