Home / 1,834,205.20-2,751,307.80-1,386,307.60

Finding the Fourth Proportional to 1,834,205.20, 2,751,307.80 and 1,386,307.60

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Solution

The fourth proportional to 1,834,205.20, 2,751,307.80 and 1,386,307.60 is: 2,079,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,205.20 : 2,751,307.80 = 1,386,307.60 : x
  2. Step 2: Convert to fraction form
    1,834,205.20/2,751,307.80 = 1,386,307.60/x
  3. Step 3: Cross multiply
    1,834,205.20x = 2,751,307.80 × 1,386,307.60
  4. Step 4: Simplify right side
    1,834,205.20x = 3,814,158,913,079.28
  5. Step 5: Solve for x
    x = 3,814,158,913,079.28/1,834,205.20
  6. Step 6: Final answer
    x = 2,079,461.40

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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.