Home / 3,141,918.60-4,712,877.90-1,946,176.35

Finding the Fourth Proportional to 3,141,918.60, 4,712,877.90 and 1,946,176.35

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Solution

The fourth proportional to 3,141,918.60, 4,712,877.90 and 1,946,176.35 is: 2,919,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,918.60 : 4,712,877.90 = 1,946,176.35 : x
  2. Step 2: Convert to fraction form
    3,141,918.60/4,712,877.90 = 1,946,176.35/x
  3. Step 3: Cross multiply
    3,141,918.60x = 4,712,877.90 × 1,946,176.35
  4. Step 4: Simplify right side
    3,141,918.60x = 9,172,091,509,417.67
  5. Step 5: Solve for x
    x = 9,172,091,509,417.67/3,141,918.60
  6. Step 6: Final answer
    x = 2,919,264.53

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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.