Home / 2,938,165.60-4,403,792.40-1,677,186.40

Finding the Fourth Proportional to 2,938,165.60, 4,403,792.40 and 1,677,186.40

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Solution

The fourth proportional to 2,938,165.60, 4,403,792.40 and 1,677,186.40 is: 2,513,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,165.60 : 4,403,792.40 = 1,677,186.40 : x
  2. Step 2: Convert to fraction form
    2,938,165.60/4,403,792.40 = 1,677,186.40/x
  3. Step 3: Cross multiply
    2,938,165.60x = 4,403,792.40 × 1,677,186.40
  4. Step 4: Simplify right side
    2,938,165.60x = 7,385,980,721,703.36
  5. Step 5: Solve for x
    x = 7,385,980,721,703.36/2,938,165.60
  6. Step 6: Final answer
    x = 2,513,806.82

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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.