Home / 1,190,017.10-1,641,818.06-760,544.98

Finding the Fourth Proportional to 1,190,017.10, 1,641,818.06 and 760,544.98

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Solution

The fourth proportional to 1,190,017.10, 1,641,818.06 and 760,544.98 is: 1,049,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,017.10 : 1,641,818.06 = 760,544.98 : x
  2. Step 2: Convert to fraction form
    1,190,017.10/1,641,818.06 = 760,544.98/x
  3. Step 3: Cross multiply
    1,190,017.10x = 1,641,818.06 × 760,544.98
  4. Step 4: Simplify right side
    1,190,017.10x = 1,248,676,478,551.11
  5. Step 5: Solve for x
    x = 1,248,676,478,551.11/1,190,017.10
  6. Step 6: Final answer
    x = 1,049,292.88

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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.