Home / 1,519,264.80-2,275,835.40-948,895.20

Finding the Fourth Proportional to 1,519,264.80, 2,275,835.40 and 948,895.20

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Solution

The fourth proportional to 1,519,264.80, 2,275,835.40 and 948,895.20 is: 1,421,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,264.80 : 2,275,835.40 = 948,895.20 : x
  2. Step 2: Convert to fraction form
    1,519,264.80/2,275,835.40 = 948,895.20/x
  3. Step 3: Cross multiply
    1,519,264.80x = 2,275,835.40 × 948,895.20
  4. Step 4: Simplify right side
    1,519,264.80x = 2,159,529,287,050.08
  5. Step 5: Solve for x
    x = 2,159,529,287,050.08/1,519,264.80
  6. Step 6: Final answer
    x = 1,421,430.48

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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.