Home / 1,370,345.95-1,891,029.19-758,499.90

Finding the Fourth Proportional to 1,370,345.95, 1,891,029.19 and 758,499.90

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Solution

The fourth proportional to 1,370,345.95, 1,891,029.19 and 758,499.90 is: 1,046,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,345.95 : 1,891,029.19 = 758,499.90 : x
  2. Step 2: Convert to fraction form
    1,370,345.95/1,891,029.19 = 758,499.90/x
  3. Step 3: Cross multiply
    1,370,345.95x = 1,891,029.19 × 758,499.90
  4. Step 4: Simplify right side
    1,370,345.95x = 1,434,345,443,946.66
  5. Step 5: Solve for x
    x = 1,434,345,443,946.66/1,370,345.95
  6. Step 6: Final answer
    x = 1,046,703.16

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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.