Home / 1,156,284.87-1,594,618.72-992,890.05

Finding the Fourth Proportional to 1,156,284.87, 1,594,618.72 and 992,890.05

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Solution

The fourth proportional to 1,156,284.87, 1,594,618.72 and 992,890.05 is: 1,369,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,284.87 : 1,594,618.72 = 992,890.05 : x
  2. Step 2: Convert to fraction form
    1,156,284.87/1,594,618.72 = 992,890.05/x
  3. Step 3: Cross multiply
    1,156,284.87x = 1,594,618.72 × 992,890.05
  4. Step 4: Simplify right side
    1,156,284.87x = 1,583,281,060,631.74
  5. Step 5: Solve for x
    x = 1,583,281,060,631.74/1,156,284.87
  6. Step 6: Final answer
    x = 1,369,282.87

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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.