Home / 1,786,027.28-2,679,200.84-506,646.86

Finding the Fourth Proportional to 1,786,027.28, 2,679,200.84 and 506,646.86

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Solution

The fourth proportional to 1,786,027.28, 2,679,200.84 and 506,646.86 is: 760,015.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,027.28 : 2,679,200.84 = 506,646.86 : x
  2. Step 2: Convert to fraction form
    1,786,027.28/2,679,200.84 = 506,646.86/x
  3. Step 3: Cross multiply
    1,786,027.28x = 2,679,200.84 × 506,646.86
  4. Step 4: Simplify right side
    1,786,027.28x = 1,357,408,676,966.12
  5. Step 5: Solve for x
    x = 1,357,408,676,966.12/1,786,027.28
  6. Step 6: Final answer
    x = 760,015.65

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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.