Home / 3,154,012.80-4,730,501.44-879,692

Finding the Fourth Proportional to 3,154,012.80, 4,730,501.44 and 879,692

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Solution

The fourth proportional to 3,154,012.80, 4,730,501.44 and 879,692 is: 1,319,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,012.80 : 4,730,501.44 = 879,692 : x
  2. Step 2: Convert to fraction form
    3,154,012.80/4,730,501.44 = 879,692/x
  3. Step 3: Cross multiply
    3,154,012.80x = 4,730,501.44 × 879,692
  4. Step 4: Simplify right side
    3,154,012.80x = 4,161,384,272,756.48
  5. Step 5: Solve for x
    x = 4,161,384,272,756.48/3,154,012.80
  6. Step 6: Final answer
    x = 1,319,393.59

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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.