Home / 1,710,890.52-2,565,169.36-867,816.60

Finding the Fourth Proportional to 1,710,890.52, 2,565,169.36 and 867,816.60

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Solution

The fourth proportional to 1,710,890.52, 2,565,169.36 and 867,816.60 is: 1,301,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,890.52 : 2,565,169.36 = 867,816.60 : x
  2. Step 2: Convert to fraction form
    1,710,890.52/2,565,169.36 = 867,816.60/x
  3. Step 3: Cross multiply
    1,710,890.52x = 2,565,169.36 × 867,816.60
  4. Step 4: Simplify right side
    1,710,890.52x = 2,226,096,552,419.38
  5. Step 5: Solve for x
    x = 2,226,096,552,419.38/1,710,890.52
  6. Step 6: Final answer
    x = 1,301,133.26

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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.