Home / 1,556,294.72-2,147,686.08-840,902.72

Finding the Fourth Proportional to 1,556,294.72, 2,147,686.08 and 840,902.72

Calculator

Solution

The fourth proportional to 1,556,294.72, 2,147,686.08 and 840,902.72 is: 1,160,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,294.72 : 2,147,686.08 = 840,902.72 : x
  2. Step 2: Convert to fraction form
    1,556,294.72/2,147,686.08 = 840,902.72/x
  3. Step 3: Cross multiply
    1,556,294.72x = 2,147,686.08 × 840,902.72
  4. Step 4: Simplify right side
    1,556,294.72x = 1,805,995,066,378.14
  5. Step 5: Solve for x
    x = 1,805,995,066,378.14/1,556,294.72
  6. Step 6: Final answer
    x = 1,160,445.41

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.