Home / 1,430,177.24-2,144,144.25-671,628.29

Finding the Fourth Proportional to 1,430,177.24, 2,144,144.25 and 671,628.29

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Solution

The fourth proportional to 1,430,177.24, 2,144,144.25 and 671,628.29 is: 1,006,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,177.24 : 2,144,144.25 = 671,628.29 : x
  2. Step 2: Convert to fraction form
    1,430,177.24/2,144,144.25 = 671,628.29/x
  3. Step 3: Cross multiply
    1,430,177.24x = 2,144,144.25 × 671,628.29
  4. Step 4: Simplify right side
    1,430,177.24x = 1,440,067,925,420.11
  5. Step 5: Solve for x
    x = 1,440,067,925,420.11/1,430,177.24
  6. Step 6: Final answer
    x = 1,006,915.70

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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.