Home / 1,112,688.15-1,535,510.06-603,390.39

Finding the Fourth Proportional to 1,112,688.15, 1,535,510.06 and 603,390.39

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Solution

The fourth proportional to 1,112,688.15, 1,535,510.06 and 603,390.39 is: 832,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,688.15 : 1,535,510.06 = 603,390.39 : x
  2. Step 2: Convert to fraction form
    1,112,688.15/1,535,510.06 = 603,390.39/x
  3. Step 3: Cross multiply
    1,112,688.15x = 1,535,510.06 × 603,390.39
  4. Step 4: Simplify right side
    1,112,688.15x = 926,512,010,935.37
  5. Step 5: Solve for x
    x = 926,512,010,935.37/1,112,688.15
  6. Step 6: Final answer
    x = 832,678.96

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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.