Home / 1,476,075.80-2,214,113.70-1,019,430.20

Finding the Fourth Proportional to 1,476,075.80, 2,214,113.70 and 1,019,430.20

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Solution

The fourth proportional to 1,476,075.80, 2,214,113.70 and 1,019,430.20 is: 1,529,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,075.80 : 2,214,113.70 = 1,019,430.20 : x
  2. Step 2: Convert to fraction form
    1,476,075.80/2,214,113.70 = 1,019,430.20/x
  3. Step 3: Cross multiply
    1,476,075.80x = 2,214,113.70 × 1,019,430.20
  4. Step 4: Simplify right side
    1,476,075.80x = 2,257,134,372,013.74
  5. Step 5: Solve for x
    x = 2,257,134,372,013.74/1,476,075.80
  6. Step 6: Final answer
    x = 1,529,145.30

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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.