Home / 1,403,951.64-2,105,927.10-457,322.36

Finding the Fourth Proportional to 1,403,951.64, 2,105,927.10 and 457,322.36

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Solution

The fourth proportional to 1,403,951.64, 2,105,927.10 and 457,322.36 is: 685,983.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,951.64 : 2,105,927.10 = 457,322.36 : x
  2. Step 2: Convert to fraction form
    1,403,951.64/2,105,927.10 = 457,322.36/x
  3. Step 3: Cross multiply
    1,403,951.64x = 2,105,927.10 × 457,322.36
  4. Step 4: Simplify right side
    1,403,951.64x = 963,087,540,830.32
  5. Step 5: Solve for x
    x = 963,087,540,830.32/1,403,951.64
  6. Step 6: Final answer
    x = 685,983.42

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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.