Home / 1,438,051.32-1,984,498.38-793,477.62

Finding the Fourth Proportional to 1,438,051.32, 1,984,498.38 and 793,477.62

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Solution

The fourth proportional to 1,438,051.32, 1,984,498.38 and 793,477.62 is: 1,094,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,051.32 : 1,984,498.38 = 793,477.62 : x
  2. Step 2: Convert to fraction form
    1,438,051.32/1,984,498.38 = 793,477.62/x
  3. Step 3: Cross multiply
    1,438,051.32x = 1,984,498.38 × 793,477.62
  4. Step 4: Simplify right side
    1,438,051.32x = 1,574,655,051,456.26
  5. Step 5: Solve for x
    x = 1,574,655,051,456.26/1,438,051.32
  6. Step 6: Final answer
    x = 1,094,992.25

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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.