Home / 1,210,612.95-1,670,522.24-745,392.95

Finding the Fourth Proportional to 1,210,612.95, 1,670,522.24 and 745,392.95

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Solution

The fourth proportional to 1,210,612.95, 1,670,522.24 and 745,392.95 is: 1,028,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,612.95 : 1,670,522.24 = 745,392.95 : x
  2. Step 2: Convert to fraction form
    1,210,612.95/1,670,522.24 = 745,392.95/x
  3. Step 3: Cross multiply
    1,210,612.95x = 1,670,522.24 × 745,392.95
  4. Step 4: Simplify right side
    1,210,612.95x = 1,245,195,500,514.21
  5. Step 5: Solve for x
    x = 1,245,195,500,514.21/1,210,612.95
  6. Step 6: Final answer
    x = 1,028,566.15

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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.