Home / 1,461,305-2,191,082.70-607,347.56

Finding the Fourth Proportional to 1,461,305, 2,191,082.70 and 607,347.56

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Solution

The fourth proportional to 1,461,305, 2,191,082.70 and 607,347.56 is: 910,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,305 : 2,191,082.70 = 607,347.56 : x
  2. Step 2: Convert to fraction form
    1,461,305/2,191,082.70 = 607,347.56/x
  3. Step 3: Cross multiply
    1,461,305x = 2,191,082.70 × 607,347.56
  4. Step 4: Simplify right side
    1,461,305x = 1,330,748,731,603.21
  5. Step 5: Solve for x
    x = 1,330,748,731,603.21/1,461,305
  6. Step 6: Final answer
    x = 910,657.76

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Double scale
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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.