Home / 4,658,790.40-6,429,127.92-2,621,601.76

Finding the Fourth Proportional to 4,658,790.40, 6,429,127.92 and 2,621,601.76

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Solution

The fourth proportional to 4,658,790.40, 6,429,127.92 and 2,621,601.76 is: 3,617,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,790.40 : 6,429,127.92 = 2,621,601.76 : x
  2. Step 2: Convert to fraction form
    4,658,790.40/6,429,127.92 = 2,621,601.76/x
  3. Step 3: Cross multiply
    4,658,790.40x = 6,429,127.92 × 2,621,601.76
  4. Step 4: Simplify right side
    4,658,790.40x = 16,854,613,070,337.14
  5. Step 5: Solve for x
    x = 16,854,613,070,337.14/4,658,790.40
  6. Step 6: Final answer
    x = 3,617,808.84

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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.