Home / 1,660,862.59-2,291,990.34-896,916.07

Finding the Fourth Proportional to 1,660,862.59, 2,291,990.34 and 896,916.07

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Solution

The fourth proportional to 1,660,862.59, 2,291,990.34 and 896,916.07 is: 1,237,744.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,862.59 : 2,291,990.34 = 896,916.07 : x
  2. Step 2: Convert to fraction form
    1,660,862.59/2,291,990.34 = 896,916.07/x
  3. Step 3: Cross multiply
    1,660,862.59x = 2,291,990.34 × 896,916.07
  4. Step 4: Simplify right side
    1,660,862.59x = 2,055,722,968,230.76
  5. Step 5: Solve for x
    x = 2,055,722,968,230.76/1,660,862.59
  6. Step 6: Final answer
    x = 1,237,744.16

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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.