Home / 1,977,543.06-2,966,590.32-611,428.29

Finding the Fourth Proportional to 1,977,543.06, 2,966,590.32 and 611,428.29

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Solution

The fourth proportional to 1,977,543.06, 2,966,590.32 and 611,428.29 is: 917,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,543.06 : 2,966,590.32 = 611,428.29 : x
  2. Step 2: Convert to fraction form
    1,977,543.06/2,966,590.32 = 611,428.29/x
  3. Step 3: Cross multiply
    1,977,543.06x = 2,966,590.32 × 611,428.29
  4. Step 4: Simplify right side
    1,977,543.06x = 1,813,857,255,320.01
  5. Step 5: Solve for x
    x = 1,813,857,255,320.01/1,977,543.06
  6. Step 6: Final answer
    x = 917,227.69

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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.