Home / 1,354,513.80-2,032,070.40-455,926.13

Finding the Fourth Proportional to 1,354,513.80, 2,032,070.40 and 455,926.13

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Solution

The fourth proportional to 1,354,513.80, 2,032,070.40 and 455,926.13 is: 683,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,513.80 : 2,032,070.40 = 455,926.13 : x
  2. Step 2: Convert to fraction form
    1,354,513.80/2,032,070.40 = 455,926.13/x
  3. Step 3: Cross multiply
    1,354,513.80x = 2,032,070.40 × 455,926.13
  4. Step 4: Simplify right side
    1,354,513.80x = 926,473,983,199.20
  5. Step 5: Solve for x
    x = 926,473,983,199.20/1,354,513.80
  6. Step 6: Final answer
    x = 683,990.07

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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.