Home / 1,702,708.02-2,553,988.22-423,288.72

Finding the Fourth Proportional to 1,702,708.02, 2,553,988.22 and 423,288.72

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Solution

The fourth proportional to 1,702,708.02, 2,553,988.22 and 423,288.72 is: 634,914.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,708.02 : 2,553,988.22 = 423,288.72 : x
  2. Step 2: Convert to fraction form
    1,702,708.02/2,553,988.22 = 423,288.72/x
  3. Step 3: Cross multiply
    1,702,708.02x = 2,553,988.22 × 423,288.72
  4. Step 4: Simplify right side
    1,702,708.02x = 1,081,074,404,009.77
  5. Step 5: Solve for x
    x = 1,081,074,404,009.77/1,702,708.02
  6. Step 6: Final answer
    x = 634,914.73

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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.