Home / 5,113,618.02-7,668,433.59-1,917,000

Finding the Fourth Proportional to 5,113,618.02, 7,668,433.59 and 1,917,000

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Solution

The fourth proportional to 5,113,618.02, 7,668,433.59 and 1,917,000 is: 2,874,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,618.02 : 7,668,433.59 = 1,917,000 : x
  2. Step 2: Convert to fraction form
    5,113,618.02/7,668,433.59 = 1,917,000/x
  3. Step 3: Cross multiply
    5,113,618.02x = 7,668,433.59 × 1,917,000
  4. Step 4: Simplify right side
    5,113,618.02x = 14,700,387,192,030
  5. Step 5: Solve for x
    x = 14,700,387,192,030/5,113,618.02
  6. Step 6: Final answer
    x = 2,874,752.70

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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.