Home / 3,139,502.01-4,708,409.88-864,484.77

Finding the Fourth Proportional to 3,139,502.01, 4,708,409.88 and 864,484.77

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Solution

The fourth proportional to 3,139,502.01, 4,708,409.88 and 864,484.77 is: 1,296,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,502.01 : 4,708,409.88 = 864,484.77 : x
  2. Step 2: Convert to fraction form
    3,139,502.01/4,708,409.88 = 864,484.77/x
  3. Step 3: Cross multiply
    3,139,502.01x = 4,708,409.88 × 864,484.77
  4. Step 4: Simplify right side
    3,139,502.01x = 4,070,348,632,177.53
  5. Step 5: Solve for x
    x = 4,070,348,632,177.53/3,139,502.01
  6. Step 6: Final answer
    x = 1,296,494.99

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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.