Home / 3,345,462.48-5,018,197.59-916,636.40

Finding the Fourth Proportional to 3,345,462.48, 5,018,197.59 and 916,636.40

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Solution

The fourth proportional to 3,345,462.48, 5,018,197.59 and 916,636.40 is: 1,374,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,462.48 : 5,018,197.59 = 916,636.40 : x
  2. Step 2: Convert to fraction form
    3,345,462.48/5,018,197.59 = 916,636.40/x
  3. Step 3: Cross multiply
    3,345,462.48x = 5,018,197.59 × 916,636.40
  4. Step 4: Simplify right side
    3,345,462.48x = 4,599,862,573,386.28
  5. Step 5: Solve for x
    x = 4,599,862,573,386.28/3,345,462.48
  6. Step 6: Final answer
    x = 1,374,955.66

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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.