Home / 1,201,107.23-1,657,455.05-684,788.93

Finding the Fourth Proportional to 1,201,107.23, 1,657,455.05 and 684,788.93

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Solution

The fourth proportional to 1,201,107.23, 1,657,455.05 and 684,788.93 is: 944,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,107.23 : 1,657,455.05 = 684,788.93 : x
  2. Step 2: Convert to fraction form
    1,201,107.23/1,657,455.05 = 684,788.93/x
  3. Step 3: Cross multiply
    1,201,107.23x = 1,657,455.05 × 684,788.93
  4. Step 4: Simplify right side
    1,201,107.23x = 1,135,006,866,788.65
  5. Step 5: Solve for x
    x = 1,135,006,866,788.65/1,201,107.23
  6. Step 6: Final answer
    x = 944,967.14

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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.