Home / 1,697,421.12-2,342,387.52-933,472.32

Finding the Fourth Proportional to 1,697,421.12, 2,342,387.52 and 933,472.32

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Solution

The fourth proportional to 1,697,421.12, 2,342,387.52 and 933,472.32 is: 1,288,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,421.12 : 2,342,387.52 = 933,472.32 : x
  2. Step 2: Convert to fraction form
    1,697,421.12/2,342,387.52 = 933,472.32/x
  3. Step 3: Cross multiply
    1,697,421.12x = 2,342,387.52 × 933,472.32
  4. Step 4: Simplify right side
    1,697,421.12x = 2,186,553,912,633.45
  5. Step 5: Solve for x
    x = 2,186,553,912,633.45/1,697,421.12
  6. Step 6: Final answer
    x = 1,288,162.31

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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.