Home / 3,421,127.26-4,721,168.12-1,851,259.10

Finding the Fourth Proportional to 3,421,127.26, 4,721,168.12 and 1,851,259.10

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Solution

The fourth proportional to 3,421,127.26, 4,721,168.12 and 1,851,259.10 is: 2,554,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,127.26 : 4,721,168.12 = 1,851,259.10 : x
  2. Step 2: Convert to fraction form
    3,421,127.26/4,721,168.12 = 1,851,259.10/x
  3. Step 3: Cross multiply
    3,421,127.26x = 4,721,168.12 × 1,851,259.10
  4. Step 4: Simplify right side
    3,421,127.26x = 8,740,105,444,779.89
  5. Step 5: Solve for x
    x = 8,740,105,444,779.89/3,421,127.26
  6. Step 6: Final answer
    x = 2,554,744.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.