Home / 1,317,441.64-1,817,985-736,712.64

Finding the Fourth Proportional to 1,317,441.64, 1,817,985 and 736,712.64

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Solution

The fourth proportional to 1,317,441.64, 1,817,985 and 736,712.64 is: 1,016,616.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,441.64 : 1,817,985 = 736,712.64 : x
  2. Step 2: Convert to fraction form
    1,317,441.64/1,817,985 = 736,712.64/x
  3. Step 3: Cross multiply
    1,317,441.64x = 1,817,985 × 736,712.64
  4. Step 4: Simplify right side
    1,317,441.64x = 1,339,332,528,830.40
  5. Step 5: Solve for x
    x = 1,339,332,528,830.40/1,317,441.64
  6. Step 6: Final answer
    x = 1,016,616.21

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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.