Home / 1,556,437.80-2,330,970.30-1,055,087.40

Finding the Fourth Proportional to 1,556,437.80, 2,330,970.30 and 1,055,087.40

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Solution

The fourth proportional to 1,556,437.80, 2,330,970.30 and 1,055,087.40 is: 1,580,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,437.80 : 2,330,970.30 = 1,055,087.40 : x
  2. Step 2: Convert to fraction form
    1,556,437.80/2,330,970.30 = 1,055,087.40/x
  3. Step 3: Cross multiply
    1,556,437.80x = 2,330,970.30 × 1,055,087.40
  4. Step 4: Simplify right side
    1,556,437.80x = 2,459,377,393,304.22
  5. Step 5: Solve for x
    x = 2,459,377,393,304.22/1,556,437.80
  6. Step 6: Final answer
    x = 1,580,132.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.