Home / 1,346,724.48-2,020,278.72-447,870.08

Finding the Fourth Proportional to 1,346,724.48, 2,020,278.72 and 447,870.08

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Solution

The fourth proportional to 1,346,724.48, 2,020,278.72 and 447,870.08 is: 671,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,724.48 : 2,020,278.72 = 447,870.08 : x
  2. Step 2: Convert to fraction form
    1,346,724.48/2,020,278.72 = 447,870.08/x
  3. Step 3: Cross multiply
    1,346,724.48x = 2,020,278.72 × 447,870.08
  4. Step 4: Simplify right side
    1,346,724.48x = 904,822,391,948.70
  5. Step 5: Solve for x
    x = 904,822,391,948.70/1,346,724.48
  6. Step 6: Final answer
    x = 671,868.97

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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.