Home / 1,837,075.20-2,535,250.28-1,021,292.47

Finding the Fourth Proportional to 1,837,075.20, 2,535,250.28 and 1,021,292.47

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Solution

The fourth proportional to 1,837,075.20, 2,535,250.28 and 1,021,292.47 is: 1,409,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,075.20 : 2,535,250.28 = 1,021,292.47 : x
  2. Step 2: Convert to fraction form
    1,837,075.20/2,535,250.28 = 1,021,292.47/x
  3. Step 3: Cross multiply
    1,837,075.20x = 2,535,250.28 × 1,021,292.47
  4. Step 4: Simplify right side
    1,837,075.20x = 2,589,232,020,529.39
  5. Step 5: Solve for x
    x = 2,589,232,020,529.39/1,837,075.20
  6. Step 6: Final answer
    x = 1,409,431.70

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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.