Home / 3,075,377.40-4,613,066.10-1,640,486.70

Finding the Fourth Proportional to 3,075,377.40, 4,613,066.10 and 1,640,486.70

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Solution

The fourth proportional to 3,075,377.40, 4,613,066.10 and 1,640,486.70 is: 2,460,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,377.40 : 4,613,066.10 = 1,640,486.70 : x
  2. Step 2: Convert to fraction form
    3,075,377.40/4,613,066.10 = 1,640,486.70/x
  3. Step 3: Cross multiply
    3,075,377.40x = 4,613,066.10 × 1,640,486.70
  4. Step 4: Simplify right side
    3,075,377.40x = 7,567,673,583,270.87
  5. Step 5: Solve for x
    x = 7,567,673,583,270.87/3,075,377.40
  6. Step 6: Final answer
    x = 2,460,730.05

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Similar ratio
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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.