Home / 1,018,020.69-1,526,778.72-344,087.12

Finding the Fourth Proportional to 1,018,020.69, 1,526,778.72 and 344,087.12

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Solution

The fourth proportional to 1,018,020.69, 1,526,778.72 and 344,087.12 is: 516,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,020.69 : 1,526,778.72 = 344,087.12 : x
  2. Step 2: Convert to fraction form
    1,018,020.69/1,526,778.72 = 344,087.12/x
  3. Step 3: Cross multiply
    1,018,020.69x = 1,526,778.72 × 344,087.12
  4. Step 4: Simplify right side
    1,018,020.69x = 525,344,896,459.03
  5. Step 5: Solve for x
    x = 525,344,896,459.03/1,018,020.69
  6. Step 6: Final answer
    x = 516,045.40

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1.5x scale

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.