Home / 4,381,358.13-6,572,784.51-1,953,392.40

Finding the Fourth Proportional to 4,381,358.13, 6,572,784.51 and 1,953,392.40

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Solution

The fourth proportional to 4,381,358.13, 6,572,784.51 and 1,953,392.40 is: 2,930,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,358.13 : 6,572,784.51 = 1,953,392.40 : x
  2. Step 2: Convert to fraction form
    4,381,358.13/6,572,784.51 = 1,953,392.40/x
  3. Step 3: Cross multiply
    4,381,358.13x = 6,572,784.51 × 1,953,392.40
  4. Step 4: Simplify right side
    4,381,358.13x = 12,839,227,308,671.72
  5. Step 5: Solve for x
    x = 12,839,227,308,671.72/4,381,358.13
  6. Step 6: Final answer
    x = 2,930,421.78

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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.