Home / 1,449,400.23-2,174,209.70-384,411.42

Finding the Fourth Proportional to 1,449,400.23, 2,174,209.70 and 384,411.42

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Solution

The fourth proportional to 1,449,400.23, 2,174,209.70 and 384,411.42 is: 576,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,400.23 : 2,174,209.70 = 384,411.42 : x
  2. Step 2: Convert to fraction form
    1,449,400.23/2,174,209.70 = 384,411.42/x
  3. Step 3: Cross multiply
    1,449,400.23x = 2,174,209.70 × 384,411.42
  4. Step 4: Simplify right side
    1,449,400.23x = 835,791,036,232.72
  5. Step 5: Solve for x
    x = 835,791,036,232.72/1,449,400.23
  6. Step 6: Final answer
    x = 576,646.13

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1.5x scale

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.