Home / 1,007,048.52-1,389,763.62-548,140.86

Finding the Fourth Proportional to 1,007,048.52, 1,389,763.62 and 548,140.86

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Solution

The fourth proportional to 1,007,048.52, 1,389,763.62 and 548,140.86 is: 756,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,048.52 : 1,389,763.62 = 548,140.86 : x
  2. Step 2: Convert to fraction form
    1,007,048.52/1,389,763.62 = 548,140.86/x
  3. Step 3: Cross multiply
    1,007,048.52x = 1,389,763.62 × 548,140.86
  4. Step 4: Simplify right side
    1,007,048.52x = 761,786,225,863.51
  5. Step 5: Solve for x
    x = 761,786,225,863.51/1,007,048.52
  6. Step 6: Final answer
    x = 756,454.34

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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.