Home / 1,347,456.20-2,021,417.80-549,172.04

Finding the Fourth Proportional to 1,347,456.20, 2,021,417.80 and 549,172.04

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Solution

The fourth proportional to 1,347,456.20, 2,021,417.80 and 549,172.04 is: 823,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,456.20 : 2,021,417.80 = 549,172.04 : x
  2. Step 2: Convert to fraction form
    1,347,456.20/2,021,417.80 = 549,172.04/x
  3. Step 3: Cross multiply
    1,347,456.20x = 2,021,417.80 × 549,172.04
  4. Step 4: Simplify right side
    1,347,456.20x = 1,110,106,136,918.31
  5. Step 5: Solve for x
    x = 1,110,106,136,918.31/1,347,456.20
  6. Step 6: Final answer
    x = 823,853.23

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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.