Home / 1,699,686.56-2,549,536.08-634,717.28

Finding the Fourth Proportional to 1,699,686.56, 2,549,536.08 and 634,717.28

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Solution

The fourth proportional to 1,699,686.56, 2,549,536.08 and 634,717.28 is: 952,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,686.56 : 2,549,536.08 = 634,717.28 : x
  2. Step 2: Convert to fraction form
    1,699,686.56/2,549,536.08 = 634,717.28/x
  3. Step 3: Cross multiply
    1,699,686.56x = 2,549,536.08 × 634,717.28
  4. Step 4: Simplify right side
    1,699,686.56x = 1,618,234,605,959.46
  5. Step 5: Solve for x
    x = 1,618,234,605,959.46/1,699,686.56
  6. Step 6: Final answer
    x = 952,078.25

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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.