Home / 1,405,267.71-1,939,156.47-793,569.29

Finding the Fourth Proportional to 1,405,267.71, 1,939,156.47 and 793,569.29

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Solution

The fourth proportional to 1,405,267.71, 1,939,156.47 and 793,569.29 is: 1,095,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,267.71 : 1,939,156.47 = 793,569.29 : x
  2. Step 2: Convert to fraction form
    1,405,267.71/1,939,156.47 = 793,569.29/x
  3. Step 3: Cross multiply
    1,405,267.71x = 1,939,156.47 × 793,569.29
  4. Step 4: Simplify right side
    1,405,267.71x = 1,538,855,013,401.02
  5. Step 5: Solve for x
    x = 1,538,855,013,401.02/1,405,267.71
  6. Step 6: Final answer
    x = 1,095,061.82

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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.