Home / 1,376,232.60-2,064,348.90-429,684.42

Finding the Fourth Proportional to 1,376,232.60, 2,064,348.90 and 429,684.42

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Solution

The fourth proportional to 1,376,232.60, 2,064,348.90 and 429,684.42 is: 644,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,232.60 : 2,064,348.90 = 429,684.42 : x
  2. Step 2: Convert to fraction form
    1,376,232.60/2,064,348.90 = 429,684.42/x
  3. Step 3: Cross multiply
    1,376,232.60x = 2,064,348.90 × 429,684.42
  4. Step 4: Simplify right side
    1,376,232.60x = 887,018,559,774.14
  5. Step 5: Solve for x
    x = 887,018,559,774.14/1,376,232.60
  6. Step 6: Final answer
    x = 644,526.63

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1.5x scale

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.