Home / 2,048,972.32-2,824,953.24-1,680,090.42

Finding the Fourth Proportional to 2,048,972.32, 2,824,953.24 and 1,680,090.42

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Solution

The fourth proportional to 2,048,972.32, 2,824,953.24 and 1,680,090.42 is: 2,316,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,972.32 : 2,824,953.24 = 1,680,090.42 : x
  2. Step 2: Convert to fraction form
    2,048,972.32/2,824,953.24 = 1,680,090.42/x
  3. Step 3: Cross multiply
    2,048,972.32x = 2,824,953.24 × 1,680,090.42
  4. Step 4: Simplify right side
    2,048,972.32x = 4,746,176,875,471.96
  5. Step 5: Solve for x
    x = 4,746,176,875,471.96/2,048,972.32
  6. Step 6: Final answer
    x = 2,316,369.44

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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.