Home / 2,805,341.02-4,201,921.80-1,722,566.89

Finding the Fourth Proportional to 2,805,341.02, 4,201,921.80 and 1,722,566.89

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Solution

The fourth proportional to 2,805,341.02, 4,201,921.80 and 1,722,566.89 is: 2,580,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,341.02 : 4,201,921.80 = 1,722,566.89 : x
  2. Step 2: Convert to fraction form
    2,805,341.02/4,201,921.80 = 1,722,566.89/x
  3. Step 3: Cross multiply
    2,805,341.02x = 4,201,921.80 × 1,722,566.89
  4. Step 4: Simplify right side
    2,805,341.02x = 7,238,091,363,851.02
  5. Step 5: Solve for x
    x = 7,238,091,363,851.02/2,805,341.02
  6. Step 6: Final answer
    x = 2,580,111.05

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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.