Home / 1,881,392.87-2,596,370.43-1,022,002.31

Finding the Fourth Proportional to 1,881,392.87, 2,596,370.43 and 1,022,002.31

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Solution

The fourth proportional to 1,881,392.87, 2,596,370.43 and 1,022,002.31 is: 1,410,389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,392.87 : 2,596,370.43 = 1,022,002.31 : x
  2. Step 2: Convert to fraction form
    1,881,392.87/2,596,370.43 = 1,022,002.31/x
  3. Step 3: Cross multiply
    1,881,392.87x = 2,596,370.43 × 1,022,002.31
  4. Step 4: Simplify right side
    1,881,392.87x = 2,653,496,577,075.69
  5. Step 5: Solve for x
    x = 2,653,496,577,075.69/1,881,392.87
  6. Step 6: Final answer
    x = 1,410,389.41

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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.