Home / 3,429,686.42-4,732,626.24-1,979,848.94

Finding the Fourth Proportional to 3,429,686.42, 4,732,626.24 and 1,979,848.94

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Solution

The fourth proportional to 3,429,686.42, 4,732,626.24 and 1,979,848.94 is: 2,731,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,686.42 : 4,732,626.24 = 1,979,848.94 : x
  2. Step 2: Convert to fraction form
    3,429,686.42/4,732,626.24 = 1,979,848.94/x
  3. Step 3: Cross multiply
    3,429,686.42x = 4,732,626.24 × 1,979,848.94
  4. Step 4: Simplify right side
    3,429,686.42x = 9,369,885,044,680.19
  5. Step 5: Solve for x
    x = 9,369,885,044,680.19/3,429,686.42
  6. Step 6: Final answer
    x = 2,731,994.68

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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.