Home / 1,699,901.28-2,345,872.32-974,776.32

Finding the Fourth Proportional to 1,699,901.28, 2,345,872.32 and 974,776.32

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Solution

The fourth proportional to 1,699,901.28, 2,345,872.32 and 974,776.32 is: 1,345,196.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,901.28 : 2,345,872.32 = 974,776.32 : x
  2. Step 2: Convert to fraction form
    1,699,901.28/2,345,872.32 = 974,776.32/x
  3. Step 3: Cross multiply
    1,699,901.28x = 2,345,872.32 × 974,776.32
  4. Step 4: Simplify right side
    1,699,901.28x = 2,286,700,787,279.46
  5. Step 5: Solve for x
    x = 2,286,700,787,279.46/1,699,901.28
  6. Step 6: Final answer
    x = 1,345,196.23

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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.