Home / 1,891,762.80-2,610,688.14-1,032,378.54

Finding the Fourth Proportional to 1,891,762.80, 2,610,688.14 and 1,032,378.54

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Solution

The fourth proportional to 1,891,762.80, 2,610,688.14 and 1,032,378.54 is: 1,424,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,762.80 : 2,610,688.14 = 1,032,378.54 : x
  2. Step 2: Convert to fraction form
    1,891,762.80/2,610,688.14 = 1,032,378.54/x
  3. Step 3: Cross multiply
    1,891,762.80x = 2,610,688.14 × 1,032,378.54
  4. Step 4: Simplify right side
    1,891,762.80x = 2,695,218,410,368.52
  5. Step 5: Solve for x
    x = 2,695,218,410,368.52/1,891,762.80
  6. Step 6: Final answer
    x = 1,424,712.66

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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.