Home / 1,506,929.33-2,078,359.76-991,212.86

Finding the Fourth Proportional to 1,506,929.33, 2,078,359.76 and 991,212.86

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Solution

The fourth proportional to 1,506,929.33, 2,078,359.76 and 991,212.86 is: 1,367,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,929.33 : 2,078,359.76 = 991,212.86 : x
  2. Step 2: Convert to fraction form
    1,506,929.33/2,078,359.76 = 991,212.86/x
  3. Step 3: Cross multiply
    1,506,929.33x = 2,078,359.76 × 991,212.86
  4. Step 4: Simplify right side
    1,506,929.33x = 2,060,096,929,492.45
  5. Step 5: Solve for x
    x = 2,060,096,929,492.45/1,506,929.33
  6. Step 6: Final answer
    x = 1,367,082.64

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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.