Home / 1,083,318.32-1,624,013.83-514,348.40

Finding the Fourth Proportional to 1,083,318.32, 1,624,013.83 and 514,348.40

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Solution

The fourth proportional to 1,083,318.32, 1,624,013.83 and 514,348.40 is: 771,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,318.32 : 1,624,013.83 = 514,348.40 : x
  2. Step 2: Convert to fraction form
    1,083,318.32/1,624,013.83 = 514,348.40/x
  3. Step 3: Cross multiply
    1,083,318.32x = 1,624,013.83 × 514,348.40
  4. Step 4: Simplify right side
    1,083,318.32x = 835,308,915,038.37
  5. Step 5: Solve for x
    x = 835,308,915,038.37/1,083,318.32
  6. Step 6: Final answer
    x = 771,065.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.