Home / 3,434,072.40-5,153,441.40-1,917,752.40

Finding the Fourth Proportional to 3,434,072.40, 5,153,441.40 and 1,917,752.40

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Solution

The fourth proportional to 3,434,072.40, 5,153,441.40 and 1,917,752.40 is: 2,877,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,072.40 : 5,153,441.40 = 1,917,752.40 : x
  2. Step 2: Convert to fraction form
    3,434,072.40/5,153,441.40 = 1,917,752.40/x
  3. Step 3: Cross multiply
    3,434,072.40x = 5,153,441.40 × 1,917,752.40
  4. Step 4: Simplify right side
    3,434,072.40x = 9,883,024,613,109.36
  5. Step 5: Solve for x
    x = 9,883,024,613,109.36/3,434,072.40
  6. Step 6: Final answer
    x = 2,877,931.35

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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.