Home / 1,028,070.72-1,541,810.16-354,124.80

Finding the Fourth Proportional to 1,028,070.72, 1,541,810.16 and 354,124.80

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Solution

The fourth proportional to 1,028,070.72, 1,541,810.16 and 354,124.80 is: 531,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,070.72 : 1,541,810.16 = 354,124.80 : x
  2. Step 2: Convert to fraction form
    1,028,070.72/1,541,810.16 = 354,124.80/x
  3. Step 3: Cross multiply
    1,028,070.72x = 1,541,810.16 × 354,124.80
  4. Step 4: Simplify right side
    1,028,070.72x = 545,993,214,547.97
  5. Step 5: Solve for x
    x = 545,993,214,547.97/1,028,070.72
  6. Step 6: Final answer
    x = 531,085.27

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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.