Home / 1,656,026.37-2,285,329.02-920,990.93

Finding the Fourth Proportional to 1,656,026.37, 2,285,329.02 and 920,990.93

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Solution

The fourth proportional to 1,656,026.37, 2,285,329.02 and 920,990.93 is: 1,270,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,026.37 : 2,285,329.02 = 920,990.93 : x
  2. Step 2: Convert to fraction form
    1,656,026.37/2,285,329.02 = 920,990.93/x
  3. Step 3: Cross multiply
    1,656,026.37x = 2,285,329.02 × 920,990.93
  4. Step 4: Simplify right side
    1,656,026.37x = 2,104,767,299,485.79
  5. Step 5: Solve for x
    x = 2,104,767,299,485.79/1,656,026.37
  6. Step 6: Final answer
    x = 1,270,974.51

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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.