Home / 2,925,206.40-4,387,809.60-1,968,612.60

Finding the Fourth Proportional to 2,925,206.40, 4,387,809.60 and 1,968,612.60

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Solution

The fourth proportional to 2,925,206.40, 4,387,809.60 and 1,968,612.60 is: 2,952,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,206.40 : 4,387,809.60 = 1,968,612.60 : x
  2. Step 2: Convert to fraction form
    2,925,206.40/4,387,809.60 = 1,968,612.60/x
  3. Step 3: Cross multiply
    2,925,206.40x = 4,387,809.60 × 1,968,612.60
  4. Step 4: Simplify right side
    2,925,206.40x = 8,637,897,264,960.96
  5. Step 5: Solve for x
    x = 8,637,897,264,960.96/2,925,206.40
  6. Step 6: Final answer
    x = 2,952,918.90

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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.