Home / 2,011,611.80-3,020,916.90-1,066,827.80

Finding the Fourth Proportional to 2,011,611.80, 3,020,916.90 and 1,066,827.80

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Solution

The fourth proportional to 2,011,611.80, 3,020,916.90 and 1,066,827.80 is: 1,602,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,611.80 : 3,020,916.90 = 1,066,827.80 : x
  2. Step 2: Convert to fraction form
    2,011,611.80/3,020,916.90 = 1,066,827.80/x
  3. Step 3: Cross multiply
    2,011,611.80x = 3,020,916.90 × 1,066,827.80
  4. Step 4: Simplify right side
    2,011,611.80x = 3,222,798,130,409.82
  5. Step 5: Solve for x
    x = 3,222,798,130,409.82/2,011,611.80
  6. Step 6: Final answer
    x = 1,602,097.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.