Home / 1,569,102.90-2,353,654.35-771,941.40

Finding the Fourth Proportional to 1,569,102.90, 2,353,654.35 and 771,941.40

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Solution

The fourth proportional to 1,569,102.90, 2,353,654.35 and 771,941.40 is: 1,157,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,102.90 : 2,353,654.35 = 771,941.40 : x
  2. Step 2: Convert to fraction form
    1,569,102.90/2,353,654.35 = 771,941.40/x
  3. Step 3: Cross multiply
    1,569,102.90x = 2,353,654.35 × 771,941.40
  4. Step 4: Simplify right side
    1,569,102.90x = 1,816,883,234,055.09
  5. Step 5: Solve for x
    x = 1,816,883,234,055.09/1,569,102.90
  6. Step 6: Final answer
    x = 1,157,912.10

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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.