Home / 1,070,749.42-1,477,636.59-618,040.06

Finding the Fourth Proportional to 1,070,749.42, 1,477,636.59 and 618,040.06

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Solution

The fourth proportional to 1,070,749.42, 1,477,636.59 and 618,040.06 is: 852,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,749.42 : 1,477,636.59 = 618,040.06 : x
  2. Step 2: Convert to fraction form
    1,070,749.42/1,477,636.59 = 618,040.06/x
  3. Step 3: Cross multiply
    1,070,749.42x = 1,477,636.59 × 618,040.06
  4. Step 4: Simplify right side
    1,070,749.42x = 913,238,606,741.80
  5. Step 5: Solve for x
    x = 913,238,606,741.80/1,070,749.42
  6. Step 6: Final answer
    x = 852,896.66

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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.