Home / 3,315,498.48-4,575,126.24-1,864,905.12

Finding the Fourth Proportional to 3,315,498.48, 4,575,126.24 and 1,864,905.12

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Solution

The fourth proportional to 3,315,498.48, 4,575,126.24 and 1,864,905.12 is: 2,573,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,498.48 : 4,575,126.24 = 1,864,905.12 : x
  2. Step 2: Convert to fraction form
    3,315,498.48/4,575,126.24 = 1,864,905.12/x
  3. Step 3: Cross multiply
    3,315,498.48x = 4,575,126.24 × 1,864,905.12
  4. Step 4: Simplify right side
    3,315,498.48x = 8,532,176,349,622.35
  5. Step 5: Solve for x
    x = 8,532,176,349,622.35/3,315,498.48
  6. Step 6: Final answer
    x = 2,573,421.89

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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.