Home / 1,170,950.16-1,615,917.96-634,406.16

Finding the Fourth Proportional to 1,170,950.16, 1,615,917.96 and 634,406.16

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Solution

The fourth proportional to 1,170,950.16, 1,615,917.96 and 634,406.16 is: 875,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,950.16 : 1,615,917.96 = 634,406.16 : x
  2. Step 2: Convert to fraction form
    1,170,950.16/1,615,917.96 = 634,406.16/x
  3. Step 3: Cross multiply
    1,170,950.16x = 1,615,917.96 × 634,406.16
  4. Step 4: Simplify right side
    1,170,950.16x = 1,025,148,307,878.63
  5. Step 5: Solve for x
    x = 1,025,148,307,878.63/1,170,950.16
  6. Step 6: Final answer
    x = 875,484.15

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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.