Home / 4,078,289.16-6,117,036.44-1,238,425.92

Finding the Fourth Proportional to 4,078,289.16, 6,117,036.44 and 1,238,425.92

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Solution

The fourth proportional to 4,078,289.16, 6,117,036.44 and 1,238,425.92 is: 1,857,518.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,289.16 : 6,117,036.44 = 1,238,425.92 : x
  2. Step 2: Convert to fraction form
    4,078,289.16/6,117,036.44 = 1,238,425.92/x
  3. Step 3: Cross multiply
    4,078,289.16x = 6,117,036.44 × 1,238,425.92
  4. Step 4: Simplify right side
    4,078,289.16x = 7,575,496,474,688.40
  5. Step 5: Solve for x
    x = 7,575,496,474,688.40/4,078,289.16
  6. Step 6: Final answer
    x = 1,857,518.23

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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.