Home / 3,500,127.81-5,242,033.89-3,378,902.40

Finding the Fourth Proportional to 3,500,127.81, 5,242,033.89 and 3,378,902.40

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Solution

The fourth proportional to 3,500,127.81, 5,242,033.89 and 3,378,902.40 is: 5,060,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,127.81 : 5,242,033.89 = 3,378,902.40 : x
  2. Step 2: Convert to fraction form
    3,500,127.81/5,242,033.89 = 3,378,902.40/x
  3. Step 3: Cross multiply
    3,500,127.81x = 5,242,033.89 × 3,378,902.40
  4. Step 4: Simplify right side
    3,500,127.81x = 17,712,320,891,802.34
  5. Step 5: Solve for x
    x = 17,712,320,891,802.34/3,500,127.81
  6. Step 6: Final answer
    x = 5,060,478.32

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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.