Home / 1,113,264.84-1,669,892.94-403,126.77

Finding the Fourth Proportional to 1,113,264.84, 1,669,892.94 and 403,126.77

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Solution

The fourth proportional to 1,113,264.84, 1,669,892.94 and 403,126.77 is: 604,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,264.84 : 1,669,892.94 = 403,126.77 : x
  2. Step 2: Convert to fraction form
    1,113,264.84/1,669,892.94 = 403,126.77/x
  3. Step 3: Cross multiply
    1,113,264.84x = 1,669,892.94 × 403,126.77
  4. Step 4: Simplify right side
    1,113,264.84x = 673,178,547,148.00
  5. Step 5: Solve for x
    x = 673,178,547,148.00/1,113,264.84
  6. Step 6: Final answer
    x = 604,688.59

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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.