Home / 1,006,029-1,388,313.36-570,528.72

Finding the Fourth Proportional to 1,006,029, 1,388,313.36 and 570,528.72

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Solution

The fourth proportional to 1,006,029, 1,388,313.36 and 570,528.72 is: 787,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,029 : 1,388,313.36 = 570,528.72 : x
  2. Step 2: Convert to fraction form
    1,006,029/1,388,313.36 = 570,528.72/x
  3. Step 3: Cross multiply
    1,006,029x = 1,388,313.36 × 570,528.72
  4. Step 4: Simplify right side
    1,006,029x = 792,072,644,239.70
  5. Step 5: Solve for x
    x = 792,072,644,239.70/1,006,029
  6. Step 6: Final answer
    x = 787,325.86

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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.