Home / 2,186,939.61-3,280,643.06-924,894.81

Finding the Fourth Proportional to 2,186,939.61, 3,280,643.06 and 924,894.81

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Solution

The fourth proportional to 2,186,939.61, 3,280,643.06 and 924,894.81 is: 1,387,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,939.61 : 3,280,643.06 = 924,894.81 : x
  2. Step 2: Convert to fraction form
    2,186,939.61/3,280,643.06 = 924,894.81/x
  3. Step 3: Cross multiply
    2,186,939.61x = 3,280,643.06 × 924,894.81
  4. Step 4: Simplify right side
    2,186,939.61x = 3,034,249,735,032.05
  5. Step 5: Solve for x
    x = 3,034,249,735,032.05/2,186,939.61
  6. Step 6: Final answer
    x = 1,387,441.03

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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.