Home / 2,129,483.28-2,938,642.02-1,162,566.84

Finding the Fourth Proportional to 2,129,483.28, 2,938,642.02 and 1,162,566.84

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Solution

The fourth proportional to 2,129,483.28, 2,938,642.02 and 1,162,566.84 is: 1,604,317.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,483.28 : 2,938,642.02 = 1,162,566.84 : x
  2. Step 2: Convert to fraction form
    2,129,483.28/2,938,642.02 = 1,162,566.84/x
  3. Step 3: Cross multiply
    2,129,483.28x = 2,938,642.02 × 1,162,566.84
  4. Step 4: Simplify right side
    2,129,483.28x = 3,416,367,767,082.62
  5. Step 5: Solve for x
    x = 3,416,367,767,082.62/2,129,483.28
  6. Step 6: Final answer
    x = 1,604,317.72

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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.