Home / 1,370,333.36-2,055,488.66-1,071,065.49

Finding the Fourth Proportional to 1,370,333.36, 2,055,488.66 and 1,071,065.49

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Solution

The fourth proportional to 1,370,333.36, 2,055,488.66 and 1,071,065.49 is: 1,606,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,333.36 : 2,055,488.66 = 1,071,065.49 : x
  2. Step 2: Convert to fraction form
    1,370,333.36/2,055,488.66 = 1,071,065.49/x
  3. Step 3: Cross multiply
    1,370,333.36x = 2,055,488.66 × 1,071,065.49
  4. Step 4: Simplify right side
    1,370,333.36x = 2,201,562,963,457.02
  5. Step 5: Solve for x
    x = 2,201,562,963,457.02/1,370,333.36
  6. Step 6: Final answer
    x = 1,606,589.34

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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.