Home / 1,440,760.14-2,159,422.47-671,225.58

Finding the Fourth Proportional to 1,440,760.14, 2,159,422.47 and 671,225.58

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Solution

The fourth proportional to 1,440,760.14, 2,159,422.47 and 671,225.58 is: 1,006,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,760.14 : 2,159,422.47 = 671,225.58 : x
  2. Step 2: Convert to fraction form
    1,440,760.14/2,159,422.47 = 671,225.58/x
  3. Step 3: Cross multiply
    1,440,760.14x = 2,159,422.47 × 671,225.58
  4. Step 4: Simplify right side
    1,440,760.14x = 1,449,459,599,890.78
  5. Step 5: Solve for x
    x = 1,449,459,599,890.78/1,440,760.14
  6. Step 6: Final answer
    x = 1,006,038.10

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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.