Home / 1,153,653.02-1,592,073.97-644,388.20

Finding the Fourth Proportional to 1,153,653.02, 1,592,073.97 and 644,388.20

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Solution

The fourth proportional to 1,153,653.02, 1,592,073.97 and 644,388.20 is: 889,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,653.02 : 1,592,073.97 = 644,388.20 : x
  2. Step 2: Convert to fraction form
    1,153,653.02/1,592,073.97 = 644,388.20/x
  3. Step 3: Cross multiply
    1,153,653.02x = 1,592,073.97 × 644,388.20
  4. Step 4: Simplify right side
    1,153,653.02x = 1,025,913,671,834.78
  5. Step 5: Solve for x
    x = 1,025,913,671,834.78/1,153,653.02
  6. Step 6: Final answer
    x = 889,274.04

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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.