Home / 1,420,126.02-2,130,207.86-473,497.04

Finding the Fourth Proportional to 1,420,126.02, 2,130,207.86 and 473,497.04

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Solution

The fourth proportional to 1,420,126.02, 2,130,207.86 and 473,497.04 is: 710,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,126.02 : 2,130,207.86 = 473,497.04 : x
  2. Step 2: Convert to fraction form
    1,420,126.02/2,130,207.86 = 473,497.04/x
  3. Step 3: Cross multiply
    1,420,126.02x = 2,130,207.86 × 473,497.04
  4. Step 4: Simplify right side
    1,420,126.02x = 1,008,647,122,804.00
  5. Step 5: Solve for x
    x = 1,008,647,122,804.00/1,420,126.02
  6. Step 6: Final answer
    x = 710,251.84

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1.5x scale

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.