Home / 2,680,547.80-4,020,360.90-996,784.60

Finding the Fourth Proportional to 2,680,547.80, 4,020,360.90 and 996,784.60

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Solution

The fourth proportional to 2,680,547.80, 4,020,360.90 and 996,784.60 is: 1,495,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,547.80 : 4,020,360.90 = 996,784.60 : x
  2. Step 2: Convert to fraction form
    2,680,547.80/4,020,360.90 = 996,784.60/x
  3. Step 3: Cross multiply
    2,680,547.80x = 4,020,360.90 × 996,784.60
  4. Step 4: Simplify right side
    2,680,547.80x = 4,007,433,831,562.14
  5. Step 5: Solve for x
    x = 4,007,433,831,562.14/2,680,547.80
  6. Step 6: Final answer
    x = 1,495,005.55

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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.