Home / 1,696,649.93-2,343,756.01-1,543,417.77

Finding the Fourth Proportional to 1,696,649.93, 2,343,756.01 and 1,543,417.77

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Solution

The fourth proportional to 1,696,649.93, 2,343,756.01 and 1,543,417.77 is: 2,132,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,649.93 : 2,343,756.01 = 1,543,417.77 : x
  2. Step 2: Convert to fraction form
    1,696,649.93/2,343,756.01 = 1,543,417.77/x
  3. Step 3: Cross multiply
    1,696,649.93x = 2,343,756.01 × 1,543,417.77
  4. Step 4: Simplify right side
    1,696,649.93x = 3,617,394,674,378.30
  5. Step 5: Solve for x
    x = 3,617,394,674,378.30/1,696,649.93
  6. Step 6: Final answer
    x = 2,132,080.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.