Home / 1,863,916.30-2,570,725.11-1,209,827.26

Finding the Fourth Proportional to 1,863,916.30, 2,570,725.11 and 1,209,827.26

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Solution

The fourth proportional to 1,863,916.30, 2,570,725.11 and 1,209,827.26 is: 1,668,601.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,916.30 : 2,570,725.11 = 1,209,827.26 : x
  2. Step 2: Convert to fraction form
    1,863,916.30/2,570,725.11 = 1,209,827.26/x
  3. Step 3: Cross multiply
    1,863,916.30x = 2,570,725.11 × 1,209,827.26
  4. Step 4: Simplify right side
    1,863,916.30x = 3,110,133,316,044.50
  5. Step 5: Solve for x
    x = 3,110,133,316,044.50/1,863,916.30
  6. Step 6: Final answer
    x = 1,668,601.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.