Home / 1,051,936.32-1,577,894.76-453,320.40

Finding the Fourth Proportional to 1,051,936.32, 1,577,894.76 and 453,320.40

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Solution

The fourth proportional to 1,051,936.32, 1,577,894.76 and 453,320.40 is: 679,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,936.32 : 1,577,894.76 = 453,320.40 : x
  2. Step 2: Convert to fraction form
    1,051,936.32/1,577,894.76 = 453,320.40/x
  3. Step 3: Cross multiply
    1,051,936.32x = 1,577,894.76 × 453,320.40
  4. Step 4: Simplify right side
    1,051,936.32x = 715,291,883,761.10
  5. Step 5: Solve for x
    x = 715,291,883,761.10/1,051,936.32
  6. Step 6: Final answer
    x = 679,976.41

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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.