Home / 3,502,032.16-4,832,878.20-1,974,139.28

Finding the Fourth Proportional to 3,502,032.16, 4,832,878.20 and 1,974,139.28

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Solution

The fourth proportional to 3,502,032.16, 4,832,878.20 and 1,974,139.28 is: 2,724,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502,032.16 : 4,832,878.20 = 1,974,139.28 : x
  2. Step 2: Convert to fraction form
    3,502,032.16/4,832,878.20 = 1,974,139.28/x
  3. Step 3: Cross multiply
    3,502,032.16x = 4,832,878.20 × 1,974,139.28
  4. Step 4: Simplify right side
    3,502,032.16x = 9,540,774,690,075.70
  5. Step 5: Solve for x
    x = 9,540,774,690,075.70/3,502,032.16
  6. Step 6: Final answer
    x = 2,724,353.82

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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.