Home / 1,438,031.64-1,984,525.18-793,493.34

Finding the Fourth Proportional to 1,438,031.64, 1,984,525.18 and 793,493.34

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Solution

The fourth proportional to 1,438,031.64, 1,984,525.18 and 793,493.34 is: 1,095,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,031.64 : 1,984,525.18 = 793,493.34 : x
  2. Step 2: Convert to fraction form
    1,438,031.64/1,984,525.18 = 793,493.34/x
  3. Step 3: Cross multiply
    1,438,031.64x = 1,984,525.18 × 793,493.34
  4. Step 4: Simplify right side
    1,438,031.64x = 1,574,707,513,392.30
  5. Step 5: Solve for x
    x = 1,574,707,513,392.30/1,438,031.64
  6. Step 6: Final answer
    x = 1,095,043.72

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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.