Home / 2,909,585.80-4,015,070.54-1,602,583.57

Finding the Fourth Proportional to 2,909,585.80, 4,015,070.54 and 1,602,583.57

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Solution

The fourth proportional to 2,909,585.80, 4,015,070.54 and 1,602,583.57 is: 2,211,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,585.80 : 4,015,070.54 = 1,602,583.57 : x
  2. Step 2: Convert to fraction form
    2,909,585.80/4,015,070.54 = 1,602,583.57/x
  3. Step 3: Cross multiply
    2,909,585.80x = 4,015,070.54 × 1,602,583.57
  4. Step 4: Simplify right side
    2,909,585.80x = 6,434,486,071,782.11
  5. Step 5: Solve for x
    x = 6,434,486,071,782.11/2,909,585.80
  6. Step 6: Final answer
    x = 2,211,478.37

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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.