Home / 1,868,712.60-2,802,032.10-803,573.40

Finding the Fourth Proportional to 1,868,712.60, 2,802,032.10 and 803,573.40

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Solution

The fourth proportional to 1,868,712.60, 2,802,032.10 and 803,573.40 is: 1,204,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,712.60 : 2,802,032.10 = 803,573.40 : x
  2. Step 2: Convert to fraction form
    1,868,712.60/2,802,032.10 = 803,573.40/x
  3. Step 3: Cross multiply
    1,868,712.60x = 2,802,032.10 × 803,573.40
  4. Step 4: Simplify right side
    1,868,712.60x = 2,251,638,461,506.14
  5. Step 5: Solve for x
    x = 2,251,638,461,506.14/1,868,712.60
  6. Step 6: Final answer
    x = 1,204,914.26

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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.