Home / 1,169,776.80-1,753,790.40-637,898.40

Finding the Fourth Proportional to 1,169,776.80, 1,753,790.40 and 637,898.40

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Solution

The fourth proportional to 1,169,776.80, 1,753,790.40 and 637,898.40 is: 956,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,776.80 : 1,753,790.40 = 637,898.40 : x
  2. Step 2: Convert to fraction form
    1,169,776.80/1,753,790.40 = 637,898.40/x
  3. Step 3: Cross multiply
    1,169,776.80x = 1,753,790.40 × 637,898.40
  4. Step 4: Simplify right side
    1,169,776.80x = 1,118,740,090,095.36
  5. Step 5: Solve for x
    x = 1,118,740,090,095.36/1,169,776.80
  6. Step 6: Final answer
    x = 956,370.56

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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.