Home / 1,147,482.40-1,583,516.98-631,225.18

Finding the Fourth Proportional to 1,147,482.40, 1,583,516.98 and 631,225.18

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Solution

The fourth proportional to 1,147,482.40, 1,583,516.98 and 631,225.18 is: 871,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,482.40 : 1,583,516.98 = 631,225.18 : x
  2. Step 2: Convert to fraction form
    1,147,482.40/1,583,516.98 = 631,225.18/x
  3. Step 3: Cross multiply
    1,147,482.40x = 1,583,516.98 × 631,225.18
  4. Step 4: Simplify right side
    1,147,482.40x = 999,555,790,733.56
  5. Step 5: Solve for x
    x = 999,555,790,733.56/1,147,482.40
  6. Step 6: Final answer
    x = 871,085.94

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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.