Home / 1,064,205.79-1,594,922.51-432,380.95

Finding the Fourth Proportional to 1,064,205.79, 1,594,922.51 and 432,380.95

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Solution

The fourth proportional to 1,064,205.79, 1,594,922.51 and 432,380.95 is: 648,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,205.79 : 1,594,922.51 = 432,380.95 : x
  2. Step 2: Convert to fraction form
    1,064,205.79/1,594,922.51 = 432,380.95/x
  3. Step 3: Cross multiply
    1,064,205.79x = 1,594,922.51 × 432,380.95
  4. Step 4: Simplify right side
    1,064,205.79x = 689,614,114,899.20
  5. Step 5: Solve for x
    x = 689,614,114,899.20/1,064,205.79
  6. Step 6: Final answer
    x = 648,008.23

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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.