Home / 1,362,243-2,043,421.98-402,700.80

Finding the Fourth Proportional to 1,362,243, 2,043,421.98 and 402,700.80

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Solution

The fourth proportional to 1,362,243, 2,043,421.98 and 402,700.80 is: 604,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,243 : 2,043,421.98 = 402,700.80 : x
  2. Step 2: Convert to fraction form
    1,362,243/2,043,421.98 = 402,700.80/x
  3. Step 3: Cross multiply
    1,362,243x = 2,043,421.98 × 402,700.80
  4. Step 4: Simplify right side
    1,362,243x = 822,887,666,083.58
  5. Step 5: Solve for x
    x = 822,887,666,083.58/1,362,243
  6. Step 6: Final answer
    x = 604,068.19

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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.