Home / 1,402,585.36-1,936,528.32-893,976.64

Finding the Fourth Proportional to 1,402,585.36, 1,936,528.32 and 893,976.64

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Solution

The fourth proportional to 1,402,585.36, 1,936,528.32 and 893,976.64 is: 1,234,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,585.36 : 1,936,528.32 = 893,976.64 : x
  2. Step 2: Convert to fraction form
    1,402,585.36/1,936,528.32 = 893,976.64/x
  3. Step 3: Cross multiply
    1,402,585.36x = 1,936,528.32 × 893,976.64
  4. Step 4: Simplify right side
    1,402,585.36x = 1,731,211,079,289.54
  5. Step 5: Solve for x
    x = 1,731,211,079,289.54/1,402,585.36
  6. Step 6: Final answer
    x = 1,234,299.98

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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.