Home / 2,104,477.60-3,154,642.80-1,038,647.20

Finding the Fourth Proportional to 2,104,477.60, 3,154,642.80 and 1,038,647.20

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Solution

The fourth proportional to 2,104,477.60, 3,154,642.80 and 1,038,647.20 is: 1,556,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,477.60 : 3,154,642.80 = 1,038,647.20 : x
  2. Step 2: Convert to fraction form
    2,104,477.60/3,154,642.80 = 1,038,647.20/x
  3. Step 3: Cross multiply
    2,104,477.60x = 3,154,642.80 × 1,038,647.20
  4. Step 4: Simplify right side
    2,104,477.60x = 3,276,560,911,220.16
  5. Step 5: Solve for x
    x = 3,276,560,911,220.16/2,104,477.60
  6. Step 6: Final answer
    x = 1,556,947.39

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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.