Home / 1,426,529.81-1,968,812.53-882,840.70

Finding the Fourth Proportional to 1,426,529.81, 1,968,812.53 and 882,840.70

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Solution

The fourth proportional to 1,426,529.81, 1,968,812.53 and 882,840.70 is: 1,218,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,529.81 : 1,968,812.53 = 882,840.70 : x
  2. Step 2: Convert to fraction form
    1,426,529.81/1,968,812.53 = 882,840.70/x
  3. Step 3: Cross multiply
    1,426,529.81x = 1,968,812.53 × 882,840.70
  4. Step 4: Simplify right side
    1,426,529.81x = 1,738,147,832,407.89
  5. Step 5: Solve for x
    x = 1,738,147,832,407.89/1,426,529.81
  6. Step 6: Final answer
    x = 1,218,444.80

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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.