Home / 1,345,312.08-2,017,960.83-576,696.60

Finding the Fourth Proportional to 1,345,312.08, 2,017,960.83 and 576,696.60

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Solution

The fourth proportional to 1,345,312.08, 2,017,960.83 and 576,696.60 is: 865,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,312.08 : 2,017,960.83 = 576,696.60 : x
  2. Step 2: Convert to fraction form
    1,345,312.08/2,017,960.83 = 576,696.60/x
  3. Step 3: Cross multiply
    1,345,312.08x = 2,017,960.83 × 576,696.60
  4. Step 4: Simplify right side
    1,345,312.08x = 1,163,751,149,594.18
  5. Step 5: Solve for x
    x = 1,163,751,149,594.18/1,345,312.08
  6. Step 6: Final answer
    x = 865,041.77

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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.