Home / 2,670,686.15-4,006,034.24-648,931.77

Finding the Fourth Proportional to 2,670,686.15, 4,006,034.24 and 648,931.77

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Solution

The fourth proportional to 2,670,686.15, 4,006,034.24 and 648,931.77 is: 973,398.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,686.15 : 4,006,034.24 = 648,931.77 : x
  2. Step 2: Convert to fraction form
    2,670,686.15/4,006,034.24 = 648,931.77/x
  3. Step 3: Cross multiply
    2,670,686.15x = 4,006,034.24 × 648,931.77
  4. Step 4: Simplify right side
    2,670,686.15x = 2,599,642,890,043.81
  5. Step 5: Solve for x
    x = 2,599,642,890,043.81/2,670,686.15
  6. Step 6: Final answer
    x = 973,398.87

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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.