Home / 1,914,735.60-2,868,166.80-1,316,372.40

Finding the Fourth Proportional to 1,914,735.60, 2,868,166.80 and 1,316,372.40

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Solution

The fourth proportional to 1,914,735.60, 2,868,166.80 and 1,316,372.40 is: 1,971,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,735.60 : 2,868,166.80 = 1,316,372.40 : x
  2. Step 2: Convert to fraction form
    1,914,735.60/2,868,166.80 = 1,316,372.40/x
  3. Step 3: Cross multiply
    1,914,735.60x = 2,868,166.80 × 1,316,372.40
  4. Step 4: Simplify right side
    1,914,735.60x = 3,775,575,614,116.32
  5. Step 5: Solve for x
    x = 3,775,575,614,116.32/1,914,735.60
  6. Step 6: Final answer
    x = 1,971,852.20

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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.