Home / 1,112,665.70-1,535,478.65-603,368.48

Finding the Fourth Proportional to 1,112,665.70, 1,535,478.65 and 603,368.48

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Solution

The fourth proportional to 1,112,665.70, 1,535,478.65 and 603,368.48 is: 832,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,665.70 : 1,535,478.65 = 603,368.48 : x
  2. Step 2: Convert to fraction form
    1,112,665.70/1,535,478.65 = 603,368.48/x
  3. Step 3: Cross multiply
    1,112,665.70x = 1,535,478.65 × 603,368.48
  4. Step 4: Simplify right side
    1,112,665.70x = 926,459,408,428.72
  5. Step 5: Solve for x
    x = 926,459,408,428.72/1,112,665.70
  6. Step 6: Final answer
    x = 832,648.49

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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.