Home / 2,938,179.60-4,403,813.40-1,677,200.40

Finding the Fourth Proportional to 2,938,179.60, 4,403,813.40 and 1,677,200.40

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Solution

The fourth proportional to 2,938,179.60, 4,403,813.40 and 1,677,200.40 is: 2,513,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,179.60 : 4,403,813.40 = 1,677,200.40 : x
  2. Step 2: Convert to fraction form
    2,938,179.60/4,403,813.40 = 1,677,200.40/x
  3. Step 3: Cross multiply
    2,938,179.60x = 4,403,813.40 × 1,677,200.40
  4. Step 4: Simplify right side
    2,938,179.60x = 7,386,077,596,005.36
  5. Step 5: Solve for x
    x = 7,386,077,596,005.36/2,938,179.60
  6. Step 6: Final answer
    x = 2,513,827.81

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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.