Home / 1,063,048.20-1,594,572.30-388,905.45

Finding the Fourth Proportional to 1,063,048.20, 1,594,572.30 and 388,905.45

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Solution

The fourth proportional to 1,063,048.20, 1,594,572.30 and 388,905.45 is: 583,358.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,048.20 : 1,594,572.30 = 388,905.45 : x
  2. Step 2: Convert to fraction form
    1,063,048.20/1,594,572.30 = 388,905.45/x
  3. Step 3: Cross multiply
    1,063,048.20x = 1,594,572.30 × 388,905.45
  4. Step 4: Simplify right side
    1,063,048.20x = 620,137,857,889.04
  5. Step 5: Solve for x
    x = 620,137,857,889.04/1,063,048.20
  6. Step 6: Final answer
    x = 583,358.18

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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.