Home / 3,445,206.15-4,754,337.75-1,917,313.28

Finding the Fourth Proportional to 3,445,206.15, 4,754,337.75 and 1,917,313.28

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Solution

The fourth proportional to 3,445,206.15, 4,754,337.75 and 1,917,313.28 is: 2,645,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,206.15 : 4,754,337.75 = 1,917,313.28 : x
  2. Step 2: Convert to fraction form
    3,445,206.15/4,754,337.75 = 1,917,313.28/x
  3. Step 3: Cross multiply
    3,445,206.15x = 4,754,337.75 × 1,917,313.28
  4. Step 4: Simplify right side
    3,445,206.15x = 9,115,554,881,908.63
  5. Step 5: Solve for x
    x = 9,115,554,881,908.63/3,445,206.15
  6. Step 6: Final answer
    x = 2,645,866.31

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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.