Home / 1,447,135.90-1,996,905.27-802,544.86

Finding the Fourth Proportional to 1,447,135.90, 1,996,905.27 and 802,544.86

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Solution

The fourth proportional to 1,447,135.90, 1,996,905.27 and 802,544.86 is: 1,107,433.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,135.90 : 1,996,905.27 = 802,544.86 : x
  2. Step 2: Convert to fraction form
    1,447,135.90/1,996,905.27 = 802,544.86/x
  3. Step 3: Cross multiply
    1,447,135.90x = 1,996,905.27 × 802,544.86
  4. Step 4: Simplify right side
    1,447,135.90x = 1,602,606,060,345.41
  5. Step 5: Solve for x
    x = 1,602,606,060,345.41/1,447,135.90
  6. Step 6: Final answer
    x = 1,107,433.01

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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.