Home / 1,908,931.96-2,863,398.60-561,094.80

Finding the Fourth Proportional to 1,908,931.96, 2,863,398.60 and 561,094.80

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Solution

The fourth proportional to 1,908,931.96, 2,863,398.60 and 561,094.80 is: 841,642.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,931.96 : 2,863,398.60 = 561,094.80 : x
  2. Step 2: Convert to fraction form
    1,908,931.96/2,863,398.60 = 561,094.80/x
  3. Step 3: Cross multiply
    1,908,931.96x = 2,863,398.60 × 561,094.80
  4. Step 4: Simplify right side
    1,908,931.96x = 1,606,638,054,049.54
  5. Step 5: Solve for x
    x = 1,606,638,054,049.54/1,908,931.96
  6. Step 6: Final answer
    x = 841,642.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.