Home / 1,315,486.52-1,815,371.36-711,874.52

Finding the Fourth Proportional to 1,315,486.52, 1,815,371.36 and 711,874.52

Calculator

Solution

The fourth proportional to 1,315,486.52, 1,815,371.36 and 711,874.52 is: 982,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,486.52 : 1,815,371.36 = 711,874.52 : x
  2. Step 2: Convert to fraction form
    1,315,486.52/1,815,371.36 = 711,874.52/x
  3. Step 3: Cross multiply
    1,315,486.52x = 1,815,371.36 × 711,874.52
  4. Step 4: Simplify right side
    1,315,486.52x = 1,292,316,615,521.75
  5. Step 5: Solve for x
    x = 1,292,316,615,521.75/1,315,486.52
  6. Step 6: Final answer
    x = 982,386.82

Related Problems

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.