Home / 1,402,113.60-2,104,552.80-692,942.40

Finding the Fourth Proportional to 1,402,113.60, 2,104,552.80 and 692,942.40

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Solution

The fourth proportional to 1,402,113.60, 2,104,552.80 and 692,942.40 is: 1,040,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,113.60 : 2,104,552.80 = 692,942.40 : x
  2. Step 2: Convert to fraction form
    1,402,113.60/2,104,552.80 = 692,942.40/x
  3. Step 3: Cross multiply
    1,402,113.60x = 2,104,552.80 × 692,942.40
  4. Step 4: Simplify right side
    1,402,113.60x = 1,458,333,868,158.72
  5. Step 5: Solve for x
    x = 1,458,333,868,158.72/1,402,113.60
  6. Step 6: Final answer
    x = 1,040,096.80

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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.