Home / 2,670,690-4,006,040.02-648,935.62

Finding the Fourth Proportional to 2,670,690, 4,006,040.02 and 648,935.62

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Solution

The fourth proportional to 2,670,690, 4,006,040.02 and 648,935.62 is: 973,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,690 : 4,006,040.02 = 648,935.62 : x
  2. Step 2: Convert to fraction form
    2,670,690/4,006,040.02 = 648,935.62/x
  3. Step 3: Cross multiply
    2,670,690x = 4,006,040.02 × 648,935.62
  4. Step 4: Simplify right side
    2,670,690x = 2,599,662,064,123.51
  5. Step 5: Solve for x
    x = 2,599,662,064,123.51/2,670,690
  6. Step 6: Final answer
    x = 973,404.65

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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.