Home / 1,296,670.40-1,946,755.20-1,030,731.20

Finding the Fourth Proportional to 1,296,670.40, 1,946,755.20 and 1,030,731.20

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Solution

The fourth proportional to 1,296,670.40, 1,946,755.20 and 1,030,731.20 is: 1,547,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,670.40 : 1,946,755.20 = 1,030,731.20 : x
  2. Step 2: Convert to fraction form
    1,296,670.40/1,946,755.20 = 1,030,731.20/x
  3. Step 3: Cross multiply
    1,296,670.40x = 1,946,755.20 × 1,030,731.20
  4. Step 4: Simplify right side
    1,296,670.40x = 2,006,581,323,402.24
  5. Step 5: Solve for x
    x = 2,006,581,323,402.24/1,296,670.40
  6. Step 6: Final answer
    x = 1,547,487.57

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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.