Home / 2,590,172.80-3,885,259.20-1,834,345.60

Finding the Fourth Proportional to 2,590,172.80, 3,885,259.20 and 1,834,345.60

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Solution

The fourth proportional to 2,590,172.80, 3,885,259.20 and 1,834,345.60 is: 2,751,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,172.80 : 3,885,259.20 = 1,834,345.60 : x
  2. Step 2: Convert to fraction form
    2,590,172.80/3,885,259.20 = 1,834,345.60/x
  3. Step 3: Cross multiply
    2,590,172.80x = 3,885,259.20 × 1,834,345.60
  4. Step 4: Simplify right side
    2,590,172.80x = 7,126,908,118,379.52
  5. Step 5: Solve for x
    x = 7,126,908,118,379.52/2,590,172.80
  6. Step 6: Final answer
    x = 2,751,518.40

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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.