Home / 1,643,752.40-2,465,628.60-1,136,718.32

Finding the Fourth Proportional to 1,643,752.40, 2,465,628.60 and 1,136,718.32

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Solution

The fourth proportional to 1,643,752.40, 2,465,628.60 and 1,136,718.32 is: 1,705,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,752.40 : 2,465,628.60 = 1,136,718.32 : x
  2. Step 2: Convert to fraction form
    1,643,752.40/2,465,628.60 = 1,136,718.32/x
  3. Step 3: Cross multiply
    1,643,752.40x = 2,465,628.60 × 1,136,718.32
  4. Step 4: Simplify right side
    1,643,752.40x = 2,802,725,199,935.95
  5. Step 5: Solve for x
    x = 2,802,725,199,935.95/1,643,752.40
  6. Step 6: Final answer
    x = 1,705,077.48

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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.