Home / 1,174,284.68-1,620,485.39-690,880.93

Finding the Fourth Proportional to 1,174,284.68, 1,620,485.39 and 690,880.93

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Solution

The fourth proportional to 1,174,284.68, 1,620,485.39 and 690,880.93 is: 953,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,284.68 : 1,620,485.39 = 690,880.93 : x
  2. Step 2: Convert to fraction form
    1,174,284.68/1,620,485.39 = 690,880.93/x
  3. Step 3: Cross multiply
    1,174,284.68x = 1,620,485.39 × 690,880.93
  4. Step 4: Simplify right side
    1,174,284.68x = 1,119,562,450,970.60
  5. Step 5: Solve for x
    x = 1,119,562,450,970.60/1,174,284.68
  6. Step 6: Final answer
    x = 953,399.52

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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.