Home / 1,406,459.60-1,940,919.04-761,877.84

Finding the Fourth Proportional to 1,406,459.60, 1,940,919.04 and 761,877.84

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Solution

The fourth proportional to 1,406,459.60, 1,940,919.04 and 761,877.84 is: 1,051,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,459.60 : 1,940,919.04 = 761,877.84 : x
  2. Step 2: Convert to fraction form
    1,406,459.60/1,940,919.04 = 761,877.84/x
  3. Step 3: Cross multiply
    1,406,459.60x = 1,940,919.04 × 761,877.84
  4. Step 4: Simplify right side
    1,406,459.60x = 1,478,743,205,810.07
  5. Step 5: Solve for x
    x = 1,478,743,205,810.07/1,406,459.60
  6. Step 6: Final answer
    x = 1,051,394.02

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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.