Home / 1,490,188.02-2,056,402.38-845,569.77

Finding the Fourth Proportional to 1,490,188.02, 2,056,402.38 and 845,569.77

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Solution

The fourth proportional to 1,490,188.02, 2,056,402.38 and 845,569.77 is: 1,166,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,188.02 : 2,056,402.38 = 845,569.77 : x
  2. Step 2: Convert to fraction form
    1,490,188.02/2,056,402.38 = 845,569.77/x
  3. Step 3: Cross multiply
    1,490,188.02x = 2,056,402.38 × 845,569.77
  4. Step 4: Simplify right side
    1,490,188.02x = 1,738,831,687,484.05
  5. Step 5: Solve for x
    x = 1,738,831,687,484.05/1,490,188.02
  6. Step 6: Final answer
    x = 1,166,853.89

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Similar ratio
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1.5x scale

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.