Home / 1,645,650.93-2,271,208.38-920,538.93

Finding the Fourth Proportional to 1,645,650.93, 2,271,208.38 and 920,538.93

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Solution

The fourth proportional to 1,645,650.93, 2,271,208.38 and 920,538.93 is: 1,270,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,650.93 : 2,271,208.38 = 920,538.93 : x
  2. Step 2: Convert to fraction form
    1,645,650.93/2,271,208.38 = 920,538.93/x
  3. Step 3: Cross multiply
    1,645,650.93x = 2,271,208.38 × 920,538.93
  4. Step 4: Simplify right side
    1,645,650.93x = 2,090,735,731,932.23
  5. Step 5: Solve for x
    x = 2,090,735,731,932.23/1,645,650.93
  6. Step 6: Final answer
    x = 1,270,461.25

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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.