Home / 2,570,816.64-3,547,665.36-1,424,872.32

Finding the Fourth Proportional to 2,570,816.64, 3,547,665.36 and 1,424,872.32

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Solution

The fourth proportional to 2,570,816.64, 3,547,665.36 and 1,424,872.32 is: 1,966,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,816.64 : 3,547,665.36 = 1,424,872.32 : x
  2. Step 2: Convert to fraction form
    2,570,816.64/3,547,665.36 = 1,424,872.32/x
  3. Step 3: Cross multiply
    2,570,816.64x = 3,547,665.36 × 1,424,872.32
  4. Step 4: Simplify right side
    2,570,816.64x = 5,054,970,172,086.84
  5. Step 5: Solve for x
    x = 5,054,970,172,086.84/2,570,816.64
  6. Step 6: Final answer
    x = 1,966,289.66

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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.