Home / 1,406,467.62-1,940,934.66-761,887.86

Finding the Fourth Proportional to 1,406,467.62, 1,940,934.66 and 761,887.86

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Solution

The fourth proportional to 1,406,467.62, 1,940,934.66 and 761,887.86 is: 1,051,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,467.62 : 1,940,934.66 = 761,887.86 : x
  2. Step 2: Convert to fraction form
    1,406,467.62/1,940,934.66 = 761,887.86/x
  3. Step 3: Cross multiply
    1,406,467.62x = 1,940,934.66 × 761,887.86
  4. Step 4: Simplify right side
    1,406,467.62x = 1,478,774,554,507.23
  5. Step 5: Solve for x
    x = 1,478,774,554,507.23/1,406,467.62
  6. Step 6: Final answer
    x = 1,051,410.31

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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.