Home / 3,345,459.48-5,018,193.09-916,633.40

Finding the Fourth Proportional to 3,345,459.48, 5,018,193.09 and 916,633.40

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Solution

The fourth proportional to 3,345,459.48, 5,018,193.09 and 916,633.40 is: 1,374,951.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,459.48 : 5,018,193.09 = 916,633.40 : x
  2. Step 2: Convert to fraction form
    3,345,459.48/5,018,193.09 = 916,633.40/x
  3. Step 3: Cross multiply
    3,345,459.48x = 5,018,193.09 × 916,633.40
  4. Step 4: Simplify right side
    3,345,459.48x = 4,599,843,368,852.24
  5. Step 5: Solve for x
    x = 4,599,843,368,852.24/3,345,459.48
  6. Step 6: Final answer
    x = 1,374,951.15

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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.