Home / 2,877,409.74-3,970,825.83-1,588,250.40

Finding the Fourth Proportional to 2,877,409.74, 3,970,825.83 and 1,588,250.40

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Solution

The fourth proportional to 2,877,409.74, 3,970,825.83 and 1,588,250.40 is: 2,191,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,409.74 : 3,970,825.83 = 1,588,250.40 : x
  2. Step 2: Convert to fraction form
    2,877,409.74/3,970,825.83 = 1,588,250.40/x
  3. Step 3: Cross multiply
    2,877,409.74x = 3,970,825.83 × 1,588,250.40
  4. Step 4: Simplify right side
    2,877,409.74x = 6,306,665,712,827.83
  5. Step 5: Solve for x
    x = 6,306,665,712,827.83/2,877,409.74
  6. Step 6: Final answer
    x = 2,191,785.77

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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.