Home / 1,684,740-2,324,936.88-920,798.76

Finding the Fourth Proportional to 1,684,740, 2,324,936.88 and 920,798.76

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Solution

The fourth proportional to 1,684,740, 2,324,936.88 and 920,798.76 is: 1,270,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,740 : 2,324,936.88 = 920,798.76 : x
  2. Step 2: Convert to fraction form
    1,684,740/2,324,936.88 = 920,798.76/x
  3. Step 3: Cross multiply
    1,684,740x = 2,324,936.88 × 920,798.76
  4. Step 4: Simplify right side
    1,684,740x = 2,140,798,996,182.27
  5. Step 5: Solve for x
    x = 2,140,798,996,182.27/1,684,740
  6. Step 6: Final answer
    x = 1,270,699.93

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1.5x scale

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.