Home / 2,864,360.64-3,952,919.16-1,575,300.72

Finding the Fourth Proportional to 2,864,360.64, 3,952,919.16 and 1,575,300.72

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Solution

The fourth proportional to 2,864,360.64, 3,952,919.16 and 1,575,300.72 is: 2,173,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,360.64 : 3,952,919.16 = 1,575,300.72 : x
  2. Step 2: Convert to fraction form
    2,864,360.64/3,952,919.16 = 1,575,300.72/x
  3. Step 3: Cross multiply
    2,864,360.64x = 3,952,919.16 × 1,575,300.72
  4. Step 4: Simplify right side
    2,864,360.64x = 6,227,036,398,849.80
  5. Step 5: Solve for x
    x = 6,227,036,398,849.80/2,864,360.64
  6. Step 6: Final answer
    x = 2,173,970.80

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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.