Home / 1,688,369.58-2,329,949.61-924,422.94

Finding the Fourth Proportional to 1,688,369.58, 2,329,949.61 and 924,422.94

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Solution

The fourth proportional to 1,688,369.58, 2,329,949.61 and 924,422.94 is: 1,275,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,369.58 : 2,329,949.61 = 924,422.94 : x
  2. Step 2: Convert to fraction form
    1,688,369.58/2,329,949.61 = 924,422.94/x
  3. Step 3: Cross multiply
    1,688,369.58x = 2,329,949.61 × 924,422.94
  4. Step 4: Simplify right side
    1,688,369.58x = 2,153,858,868,528.05
  5. Step 5: Solve for x
    x = 2,153,858,868,528.05/1,688,369.58
  6. Step 6: Final answer
    x = 1,275,703.43

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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.