Home / 1,318,806.50-1,820,050.92-738,087.93

Finding the Fourth Proportional to 1,318,806.50, 1,820,050.92 and 738,087.93

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Solution

The fourth proportional to 1,318,806.50, 1,820,050.92 and 738,087.93 is: 1,018,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,806.50 : 1,820,050.92 = 738,087.93 : x
  2. Step 2: Convert to fraction form
    1,318,806.50/1,820,050.92 = 738,087.93/x
  3. Step 3: Cross multiply
    1,318,806.50x = 1,820,050.92 × 738,087.93
  4. Step 4: Simplify right side
    1,318,806.50x = 1,343,357,616,037.40
  5. Step 5: Solve for x
    x = 1,343,357,616,037.40/1,318,806.50
  6. Step 6: Final answer
    x = 1,018,616.17

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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.