Home / 992,030.49-1,485,521.57-654,045.74

Finding the Fourth Proportional to 992,030.49, 1,485,521.57 and 654,045.74

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Solution

The fourth proportional to 992,030.49, 1,485,521.57 and 654,045.74 is: 979,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,030.49 : 1,485,521.57 = 654,045.74 : x
  2. Step 2: Convert to fraction form
    992,030.49/1,485,521.57 = 654,045.74/x
  3. Step 3: Cross multiply
    992,030.49x = 1,485,521.57 × 654,045.74
  4. Step 4: Simplify right side
    992,030.49x = 971,599,054,314.82
  5. Step 5: Solve for x
    x = 971,599,054,314.82/992,030.49
  6. Step 6: Final answer
    x = 979,404.43

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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.