Home / 2,946,699.68-4,420,082.40-816,802.32

Finding the Fourth Proportional to 2,946,699.68, 4,420,082.40 and 816,802.32

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Solution

The fourth proportional to 2,946,699.68, 4,420,082.40 and 816,802.32 is: 1,225,212.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,699.68 : 4,420,082.40 = 816,802.32 : x
  2. Step 2: Convert to fraction form
    2,946,699.68/4,420,082.40 = 816,802.32/x
  3. Step 3: Cross multiply
    2,946,699.68x = 4,420,082.40 × 816,802.32
  4. Step 4: Simplify right side
    2,946,699.68x = 3,610,333,558,911.17
  5. Step 5: Solve for x
    x = 3,610,333,558,911.17/2,946,699.68
  6. Step 6: Final answer
    x = 1,225,212.59

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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.