Home / 1,186,393.88-1,779,894.16-344,945.64

Finding the Fourth Proportional to 1,186,393.88, 1,779,894.16 and 344,945.64

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Solution

The fourth proportional to 1,186,393.88, 1,779,894.16 and 344,945.64 is: 517,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,393.88 : 1,779,894.16 = 344,945.64 : x
  2. Step 2: Convert to fraction form
    1,186,393.88/1,779,894.16 = 344,945.64/x
  3. Step 3: Cross multiply
    1,186,393.88x = 1,779,894.16 × 344,945.64
  4. Step 4: Simplify right side
    1,186,393.88x = 613,966,730,153.46
  5. Step 5: Solve for x
    x = 613,966,730,153.46/1,186,393.88
  6. Step 6: Final answer
    x = 517,506.66

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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.