Home / 1,569,135.40-2,353,703.10-771,973.90

Finding the Fourth Proportional to 1,569,135.40, 2,353,703.10 and 771,973.90

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Solution

The fourth proportional to 1,569,135.40, 2,353,703.10 and 771,973.90 is: 1,157,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,135.40 : 2,353,703.10 = 771,973.90 : x
  2. Step 2: Convert to fraction form
    1,569,135.40/2,353,703.10 = 771,973.90/x
  3. Step 3: Cross multiply
    1,569,135.40x = 2,353,703.10 × 771,973.90
  4. Step 4: Simplify right side
    1,569,135.40x = 1,816,997,361,549.09
  5. Step 5: Solve for x
    x = 1,816,997,361,549.09/1,569,135.40
  6. Step 6: Final answer
    x = 1,157,960.85

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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.