Home / 2,196,411.60-3,294,617.40-1,698,133.20

Finding the Fourth Proportional to 2,196,411.60, 3,294,617.40 and 1,698,133.20

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Solution

The fourth proportional to 2,196,411.60, 3,294,617.40 and 1,698,133.20 is: 2,547,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,411.60 : 3,294,617.40 = 1,698,133.20 : x
  2. Step 2: Convert to fraction form
    2,196,411.60/3,294,617.40 = 1,698,133.20/x
  3. Step 3: Cross multiply
    2,196,411.60x = 3,294,617.40 × 1,698,133.20
  4. Step 4: Simplify right side
    2,196,411.60x = 5,594,699,188,237.68
  5. Step 5: Solve for x
    x = 5,594,699,188,237.68/2,196,411.60
  6. Step 6: Final answer
    x = 2,547,199.80

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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.