Home / 1,947,920.94-2,688,079.37-1,088,488.26

Finding the Fourth Proportional to 1,947,920.94, 2,688,079.37 and 1,088,488.26

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Solution

The fourth proportional to 1,947,920.94, 2,688,079.37 and 1,088,488.26 is: 1,502,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,920.94 : 2,688,079.37 = 1,088,488.26 : x
  2. Step 2: Convert to fraction form
    1,947,920.94/2,688,079.37 = 1,088,488.26/x
  3. Step 3: Cross multiply
    1,947,920.94x = 2,688,079.37 × 1,088,488.26
  4. Step 4: Simplify right side
    1,947,920.94x = 2,925,942,830,750.76
  5. Step 5: Solve for x
    x = 2,925,942,830,750.76/1,947,920.94
  6. Step 6: Final answer
    x = 1,502,085.00

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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.