Home / 1,585,902.51-2,185,528.63-1,556,755.47

Finding the Fourth Proportional to 1,585,902.51, 2,185,528.63 and 1,556,755.47

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Solution

The fourth proportional to 1,585,902.51, 2,185,528.63 and 1,556,755.47 is: 2,145,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,902.51 : 2,185,528.63 = 1,556,755.47 : x
  2. Step 2: Convert to fraction form
    1,585,902.51/2,185,528.63 = 1,556,755.47/x
  3. Step 3: Cross multiply
    1,585,902.51x = 2,185,528.63 × 1,556,755.47
  4. Step 4: Simplify right side
    1,585,902.51x = 3,402,333,649,594.11
  5. Step 5: Solve for x
    x = 3,402,333,649,594.11/1,585,902.51
  6. Step 6: Final answer
    x = 2,145,361.16

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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.