Home / 1,557,175.70-2,334,336.54-545,746.32

Finding the Fourth Proportional to 1,557,175.70, 2,334,336.54 and 545,746.32

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Solution

The fourth proportional to 1,557,175.70, 2,334,336.54 and 545,746.32 is: 818,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,175.70 : 2,334,336.54 = 545,746.32 : x
  2. Step 2: Convert to fraction form
    1,557,175.70/2,334,336.54 = 545,746.32/x
  3. Step 3: Cross multiply
    1,557,175.70x = 2,334,336.54 × 545,746.32
  4. Step 4: Simplify right side
    1,557,175.70x = 1,273,955,574,299.98
  5. Step 5: Solve for x
    x = 1,273,955,574,299.98/1,557,175.70
  6. Step 6: Final answer
    x = 818,119.35

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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.