Home / 1,911,904.04-2,868,288.12-632,508.48

Finding the Fourth Proportional to 1,911,904.04, 2,868,288.12 and 632,508.48

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Solution

The fourth proportional to 1,911,904.04, 2,868,288.12 and 632,508.48 is: 948,905.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,904.04 : 2,868,288.12 = 632,508.48 : x
  2. Step 2: Convert to fraction form
    1,911,904.04/2,868,288.12 = 632,508.48/x
  3. Step 3: Cross multiply
    1,911,904.04x = 2,868,288.12 × 632,508.48
  4. Step 4: Simplify right side
    1,911,904.04x = 1,814,216,558,983.26
  5. Step 5: Solve for x
    x = 1,814,216,558,983.26/1,911,904.04
  6. Step 6: Final answer
    x = 948,905.66

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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.