Home / 1,453,640.64-2,181,178.08-655,477.44

Finding the Fourth Proportional to 1,453,640.64, 2,181,178.08 and 655,477.44

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Solution

The fourth proportional to 1,453,640.64, 2,181,178.08 and 655,477.44 is: 983,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,640.64 : 2,181,178.08 = 655,477.44 : x
  2. Step 2: Convert to fraction form
    1,453,640.64/2,181,178.08 = 655,477.44/x
  3. Step 3: Cross multiply
    1,453,640.64x = 2,181,178.08 × 655,477.44
  4. Step 4: Simplify right side
    1,453,640.64x = 1,429,713,024,062.52
  5. Step 5: Solve for x
    x = 1,429,713,024,062.52/1,453,640.64
  6. Step 6: Final answer
    x = 983,539.52

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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.