Home / 1,153,671.76-1,592,057.62-637,424

Finding the Fourth Proportional to 1,153,671.76, 1,592,057.62 and 637,424

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Solution

The fourth proportional to 1,153,671.76, 1,592,057.62 and 637,424 is: 879,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,671.76 : 1,592,057.62 = 637,424 : x
  2. Step 2: Convert to fraction form
    1,153,671.76/1,592,057.62 = 637,424/x
  3. Step 3: Cross multiply
    1,153,671.76x = 1,592,057.62 × 637,424
  4. Step 4: Simplify right side
    1,153,671.76x = 1,014,815,736,370.88
  5. Step 5: Solve for x
    x = 1,014,815,736,370.88/1,153,671.76
  6. Step 6: Final answer
    x = 879,639.92

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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.