Home / 2,991,897.69-4,487,846.51-748,035.69

Finding the Fourth Proportional to 2,991,897.69, 4,487,846.51 and 748,035.69

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Solution

The fourth proportional to 2,991,897.69, 4,487,846.51 and 748,035.69 is: 1,122,053.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,897.69 : 4,487,846.51 = 748,035.69 : x
  2. Step 2: Convert to fraction form
    2,991,897.69/4,487,846.51 = 748,035.69/x
  3. Step 3: Cross multiply
    2,991,897.69x = 4,487,846.51 × 748,035.69
  4. Step 4: Simplify right side
    2,991,897.69x = 3,357,069,356,981.76
  5. Step 5: Solve for x
    x = 3,357,069,356,981.76/2,991,897.69
  6. Step 6: Final answer
    x = 1,122,053.53

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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.