Home / 1,317,317.72-1,816,895.42-1,133,868.52

Finding the Fourth Proportional to 1,317,317.72, 1,816,895.42 and 1,133,868.52

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Solution

The fourth proportional to 1,317,317.72, 1,816,895.42 and 1,133,868.52 is: 1,563,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,317.72 : 1,816,895.42 = 1,133,868.52 : x
  2. Step 2: Convert to fraction form
    1,317,317.72/1,816,895.42 = 1,133,868.52/x
  3. Step 3: Cross multiply
    1,317,317.72x = 1,816,895.42 × 1,133,868.52
  4. Step 4: Simplify right side
    1,317,317.72x = 2,060,120,506,116.36
  5. Step 5: Solve for x
    x = 2,060,120,506,116.36/1,317,317.72
  6. Step 6: Final answer
    x = 1,563,875.19

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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.