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Finding the Fourth Proportional to 1,159,010.40, 1,624,826.40 and 1,159,010.40

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Solution

The fourth proportional to 1,159,010.40, 1,624,826.40 and 1,159,010.40 is: 1,624,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,010.40 : 1,624,826.40 = 1,159,010.40 : x
  2. Step 2: Convert to fraction form
    1,159,010.40/1,624,826.40 = 1,159,010.40/x
  3. Step 3: Cross multiply
    1,159,010.40x = 1,624,826.40 × 1,159,010.40
  4. Step 4: Simplify right side
    1,159,010.40x = 1,883,190,695,794.56
  5. Step 5: Solve for x
    x = 1,883,190,695,794.56/1,159,010.40
  6. Step 6: Final answer
    x = 1,624,826.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.