Home / 740,305.89-1,110,901.08-680,075.37

Finding the Fourth Proportional to 740,305.89, 1,110,901.08 and 680,075.37

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Solution

The fourth proportional to 740,305.89, 1,110,901.08 and 680,075.37 is: 1,020,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,305.89 : 1,110,901.08 = 680,075.37 : x
  2. Step 2: Convert to fraction form
    740,305.89/1,110,901.08 = 680,075.37/x
  3. Step 3: Cross multiply
    740,305.89x = 1,110,901.08 × 680,075.37
  4. Step 4: Simplify right side
    740,305.89x = 755,496,463,014.40
  5. Step 5: Solve for x
    x = 755,496,463,014.40/740,305.89
  6. Step 6: Final answer
    x = 1,020,519.32

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1.5x scale

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.