Home / 1,376,596-2,064,971.76-490,132

Finding the Fourth Proportional to 1,376,596, 2,064,971.76 and 490,132

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Solution

The fourth proportional to 1,376,596, 2,064,971.76 and 490,132 is: 735,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,596 : 2,064,971.76 = 490,132 : x
  2. Step 2: Convert to fraction form
    1,376,596/2,064,971.76 = 490,132/x
  3. Step 3: Cross multiply
    1,376,596x = 2,064,971.76 × 490,132
  4. Step 4: Simplify right side
    1,376,596x = 1,012,108,738,672.32
  5. Step 5: Solve for x
    x = 1,012,108,738,672.32/1,376,596
  6. Step 6: Final answer
    x = 735,225.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.