Home / 1,223,282.52-1,688,264.10-700,041.69

Finding the Fourth Proportional to 1,223,282.52, 1,688,264.10 and 700,041.69

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Solution

The fourth proportional to 1,223,282.52, 1,688,264.10 and 700,041.69 is: 966,134.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,282.52 : 1,688,264.10 = 700,041.69 : x
  2. Step 2: Convert to fraction form
    1,223,282.52/1,688,264.10 = 700,041.69/x
  3. Step 3: Cross multiply
    1,223,282.52x = 1,688,264.10 × 700,041.69
  4. Step 4: Simplify right side
    1,223,282.52x = 1,181,855,253,730.33
  5. Step 5: Solve for x
    x = 1,181,855,253,730.33/1,223,282.52
  6. Step 6: Final answer
    x = 966,134.34

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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.