Home / 912,898.02-1,259,374.74-590,712.12

Finding the Fourth Proportional to 912,898.02, 1,259,374.74 and 590,712.12

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Solution

The fourth proportional to 912,898.02, 1,259,374.74 and 590,712.12 is: 814,908.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,898.02 : 1,259,374.74 = 590,712.12 : x
  2. Step 2: Convert to fraction form
    912,898.02/1,259,374.74 = 590,712.12/x
  3. Step 3: Cross multiply
    912,898.02x = 1,259,374.74 × 590,712.12
  4. Step 4: Simplify right side
    912,898.02x = 743,927,922,539.85
  5. Step 5: Solve for x
    x = 743,927,922,539.85/912,898.02
  6. Step 6: Final answer
    x = 814,908.03

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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.