Home / 1,569,107.65-2,353,661.48-771,946.15

Finding the Fourth Proportional to 1,569,107.65, 2,353,661.48 and 771,946.15

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Solution

The fourth proportional to 1,569,107.65, 2,353,661.48 and 771,946.15 is: 1,157,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,107.65 : 2,353,661.48 = 771,946.15 : x
  2. Step 2: Convert to fraction form
    1,569,107.65/2,353,661.48 = 771,946.15/x
  3. Step 3: Cross multiply
    1,569,107.65x = 2,353,661.48 × 771,946.15
  4. Step 4: Simplify right side
    1,569,107.65x = 1,816,899,917,889.30
  5. Step 5: Solve for x
    x = 1,816,899,917,889.30/1,569,107.65
  6. Step 6: Final answer
    x = 1,157,919.23

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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.