Home / 1,773,735.20-2,660,602.80-1,636,877.60

Finding the Fourth Proportional to 1,773,735.20, 2,660,602.80 and 1,636,877.60

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Solution

The fourth proportional to 1,773,735.20, 2,660,602.80 and 1,636,877.60 is: 2,455,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,735.20 : 2,660,602.80 = 1,636,877.60 : x
  2. Step 2: Convert to fraction form
    1,773,735.20/2,660,602.80 = 1,636,877.60/x
  3. Step 3: Cross multiply
    1,773,735.20x = 2,660,602.80 × 1,636,877.60
  4. Step 4: Simplify right side
    1,773,735.20x = 4,355,081,125,817.28
  5. Step 5: Solve for x
    x = 4,355,081,125,817.28/1,773,735.20
  6. Step 6: Final answer
    x = 2,455,316.40

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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.