Home / 5,710,434.72-8,565,630.78-1,392,435.36

Finding the Fourth Proportional to 5,710,434.72, 8,565,630.78 and 1,392,435.36

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Solution

The fourth proportional to 5,710,434.72, 8,565,630.78 and 1,392,435.36 is: 2,088,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710,434.72 : 8,565,630.78 = 1,392,435.36 : x
  2. Step 2: Convert to fraction form
    5,710,434.72/8,565,630.78 = 1,392,435.36/x
  3. Step 3: Cross multiply
    5,710,434.72x = 8,565,630.78 × 1,392,435.36
  4. Step 4: Simplify right side
    5,710,434.72x = 11,927,087,178,776.38
  5. Step 5: Solve for x
    x = 11,927,087,178,776.38/5,710,434.72
  6. Step 6: Final answer
    x = 2,088,647.85

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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.