Home / 2,952,671.72-4,429,007.40-708,809.72

Finding the Fourth Proportional to 2,952,671.72, 4,429,007.40 and 708,809.72

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Solution

The fourth proportional to 2,952,671.72, 4,429,007.40 and 708,809.72 is: 1,063,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,671.72 : 4,429,007.40 = 708,809.72 : x
  2. Step 2: Convert to fraction form
    2,952,671.72/4,429,007.40 = 708,809.72/x
  3. Step 3: Cross multiply
    2,952,671.72x = 4,429,007.40 × 708,809.72
  4. Step 4: Simplify right side
    2,952,671.72x = 3,139,323,495,071.93
  5. Step 5: Solve for x
    x = 3,139,323,495,071.93/2,952,671.72
  6. Step 6: Final answer
    x = 1,063,214.54

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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.