Home / 2,919,998.74-4,029,013.02-1,630,640.74

Finding the Fourth Proportional to 2,919,998.74, 4,029,013.02 and 1,630,640.74

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Solution

The fourth proportional to 2,919,998.74, 4,029,013.02 and 1,630,640.74 is: 2,249,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,998.74 : 4,029,013.02 = 1,630,640.74 : x
  2. Step 2: Convert to fraction form
    2,919,998.74/4,029,013.02 = 1,630,640.74/x
  3. Step 3: Cross multiply
    2,919,998.74x = 4,029,013.02 × 1,630,640.74
  4. Step 4: Simplify right side
    2,919,998.74x = 6,569,872,772,402.44
  5. Step 5: Solve for x
    x = 6,569,872,772,402.44/2,919,998.74
  6. Step 6: Final answer
    x = 2,249,957.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.