Home / 3,256,784.71-4,879,010.55-2,174,032.10

Finding the Fourth Proportional to 3,256,784.71, 4,879,010.55 and 2,174,032.10

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Solution

The fourth proportional to 3,256,784.71, 4,879,010.55 and 2,174,032.10 is: 3,256,931.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,784.71 : 4,879,010.55 = 2,174,032.10 : x
  2. Step 2: Convert to fraction form
    3,256,784.71/4,879,010.55 = 2,174,032.10/x
  3. Step 3: Cross multiply
    3,256,784.71x = 4,879,010.55 × 2,174,032.10
  4. Step 4: Simplify right side
    3,256,784.71x = 10,607,125,563,864.10
  5. Step 5: Solve for x
    x = 10,607,125,563,864.10/3,256,784.71
  6. Step 6: Final answer
    x = 3,256,931.76

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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.