Home / 2,112,902.40-2,913,494.53-1,570,045.26

Finding the Fourth Proportional to 2,112,902.40, 2,913,494.53 and 1,570,045.26

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Solution

The fourth proportional to 2,112,902.40, 2,913,494.53 and 1,570,045.26 is: 2,164,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,902.40 : 2,913,494.53 = 1,570,045.26 : x
  2. Step 2: Convert to fraction form
    2,112,902.40/2,913,494.53 = 1,570,045.26/x
  3. Step 3: Cross multiply
    2,112,902.40x = 2,913,494.53 × 1,570,045.26
  4. Step 4: Simplify right side
    2,112,902.40x = 4,574,318,276,862.43
  5. Step 5: Solve for x
    x = 4,574,318,276,862.43/2,112,902.40
  6. Step 6: Final answer
    x = 2,164,945.37

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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.