Home / 1,947,918.14-2,688,075.45-1,088,485.46

Finding the Fourth Proportional to 1,947,918.14, 2,688,075.45 and 1,088,485.46

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Solution

The fourth proportional to 1,947,918.14, 2,688,075.45 and 1,088,485.46 is: 1,502,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,918.14 : 2,688,075.45 = 1,088,485.46 : x
  2. Step 2: Convert to fraction form
    1,947,918.14/2,688,075.45 = 1,088,485.46/x
  3. Step 3: Cross multiply
    1,947,918.14x = 2,688,075.45 × 1,088,485.46
  4. Step 4: Simplify right side
    1,947,918.14x = 2,925,931,039,347.86
  5. Step 5: Solve for x
    x = 2,925,931,039,347.86/1,947,918.14
  6. Step 6: Final answer
    x = 1,502,081.11

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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.