Home / 1,354,001-1,868,521.40-750,427.88

Finding the Fourth Proportional to 1,354,001, 1,868,521.40 and 750,427.88

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Solution

The fourth proportional to 1,354,001, 1,868,521.40 and 750,427.88 is: 1,035,590.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,001 : 1,868,521.40 = 750,427.88 : x
  2. Step 2: Convert to fraction form
    1,354,001/1,868,521.40 = 750,427.88/x
  3. Step 3: Cross multiply
    1,354,001x = 1,868,521.40 × 750,427.88
  4. Step 4: Simplify right side
    1,354,001x = 1,402,190,552,936.63
  5. Step 5: Solve for x
    x = 1,402,190,552,936.63/1,354,001
  6. Step 6: Final answer
    x = 1,035,590.49

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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.