Home / 1,156,292.02-1,595,642.96-640,068.44

Finding the Fourth Proportional to 1,156,292.02, 1,595,642.96 and 640,068.44

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Solution

The fourth proportional to 1,156,292.02, 1,595,642.96 and 640,068.44 is: 883,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,292.02 : 1,595,642.96 = 640,068.44 : x
  2. Step 2: Convert to fraction form
    1,156,292.02/1,595,642.96 = 640,068.44/x
  3. Step 3: Cross multiply
    1,156,292.02x = 1,595,642.96 × 640,068.44
  4. Step 4: Simplify right side
    1,156,292.02x = 1,021,320,693,826.14
  5. Step 5: Solve for x
    x = 1,021,320,693,826.14/1,156,292.02
  6. Step 6: Final answer
    x = 883,272.28

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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.