Home / 1,492,357.32-2,059,393.02-813,279.24

Finding the Fourth Proportional to 1,492,357.32, 2,059,393.02 and 813,279.24

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Solution

The fourth proportional to 1,492,357.32, 2,059,393.02 and 813,279.24 is: 1,122,292.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,357.32 : 2,059,393.02 = 813,279.24 : x
  2. Step 2: Convert to fraction form
    1,492,357.32/2,059,393.02 = 813,279.24/x
  3. Step 3: Cross multiply
    1,492,357.32x = 2,059,393.02 × 813,279.24
  4. Step 4: Simplify right side
    1,492,357.32x = 1,674,861,590,166.90
  5. Step 5: Solve for x
    x = 1,674,861,590,166.90/1,492,357.32
  6. Step 6: Final answer
    x = 1,122,292.61

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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.