Home / 1,362,124.32-1,879,744.14-750,279.30

Finding the Fourth Proportional to 1,362,124.32, 1,879,744.14 and 750,279.30

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Solution

The fourth proportional to 1,362,124.32, 1,879,744.14 and 750,279.30 is: 1,035,392.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,124.32 : 1,879,744.14 = 750,279.30 : x
  2. Step 2: Convert to fraction form
    1,362,124.32/1,879,744.14 = 750,279.30/x
  3. Step 3: Cross multiply
    1,362,124.32x = 1,879,744.14 × 750,279.30
  4. Step 4: Simplify right side
    1,362,124.32x = 1,410,333,117,538.30
  5. Step 5: Solve for x
    x = 1,410,333,117,538.30/1,362,124.32
  6. Step 6: Final answer
    x = 1,035,392.36

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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.