Home / 1,488,491.98-2,054,056.93-843,955.74

Finding the Fourth Proportional to 1,488,491.98, 2,054,056.93 and 843,955.74

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Solution

The fourth proportional to 1,488,491.98, 2,054,056.93 and 843,955.74 is: 1,164,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,491.98 : 2,054,056.93 = 843,955.74 : x
  2. Step 2: Convert to fraction form
    1,488,491.98/2,054,056.93 = 843,955.74/x
  3. Step 3: Cross multiply
    1,488,491.98x = 2,054,056.93 × 843,955.74
  4. Step 4: Simplify right side
    1,488,491.98x = 1,733,533,134,250.39
  5. Step 5: Solve for x
    x = 1,733,533,134,250.39/1,488,491.98
  6. Step 6: Final answer
    x = 1,164,623.77

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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.