Home / 1,170,561.76-1,615,365.12-634,017.76

Finding the Fourth Proportional to 1,170,561.76, 1,615,365.12 and 634,017.76

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Solution

The fourth proportional to 1,170,561.76, 1,615,365.12 and 634,017.76 is: 874,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,561.76 : 1,615,365.12 = 634,017.76 : x
  2. Step 2: Convert to fraction form
    1,170,561.76/1,615,365.12 = 634,017.76/x
  3. Step 3: Cross multiply
    1,170,561.76x = 1,615,365.12 × 634,017.76
  4. Step 4: Simplify right side
    1,170,561.76x = 1,024,170,174,964.53
  5. Step 5: Solve for x
    x = 1,024,170,174,964.53/1,170,561.76
  6. Step 6: Final answer
    x = 874,939.03

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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.