Home / 1,938,031.68-2,674,483.73-1,078,794.92

Finding the Fourth Proportional to 1,938,031.68, 2,674,483.73 and 1,078,794.92

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Solution

The fourth proportional to 1,938,031.68, 2,674,483.73 and 1,078,794.92 is: 1,488,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,031.68 : 2,674,483.73 = 1,078,794.92 : x
  2. Step 2: Convert to fraction form
    1,938,031.68/2,674,483.73 = 1,078,794.92/x
  3. Step 3: Cross multiply
    1,938,031.68x = 2,674,483.73 × 1,078,794.92
  4. Step 4: Simplify right side
    1,938,031.68x = 2,885,219,470,929.85
  5. Step 5: Solve for x
    x = 2,885,219,470,929.85/1,938,031.68
  6. Step 6: Final answer
    x = 1,488,737.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.