Home / 1,070,598.92-1,605,389.90-621,457.47

Finding the Fourth Proportional to 1,070,598.92, 1,605,389.90 and 621,457.47

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Solution

The fourth proportional to 1,070,598.92, 1,605,389.90 and 621,457.47 is: 931,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,598.92 : 1,605,389.90 = 621,457.47 : x
  2. Step 2: Convert to fraction form
    1,070,598.92/1,605,389.90 = 621,457.47/x
  3. Step 3: Cross multiply
    1,070,598.92x = 1,605,389.90 × 621,457.47
  4. Step 4: Simplify right side
    1,070,598.92x = 997,681,542,510.27
  5. Step 5: Solve for x
    x = 997,681,542,510.27/1,070,598.92
  6. Step 6: Final answer
    x = 931,891.05

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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.