Home / 1,626,140.43-2,244,044.07-900,985.50

Finding the Fourth Proportional to 1,626,140.43, 2,244,044.07 and 900,985.50

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Solution

The fourth proportional to 1,626,140.43, 2,244,044.07 and 900,985.50 is: 1,243,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,140.43 : 2,244,044.07 = 900,985.50 : x
  2. Step 2: Convert to fraction form
    1,626,140.43/2,244,044.07 = 900,985.50/x
  3. Step 3: Cross multiply
    1,626,140.43x = 2,244,044.07 × 900,985.50
  4. Step 4: Simplify right side
    1,626,140.43x = 2,021,851,168,430.99
  5. Step 5: Solve for x
    x = 2,021,851,168,430.99/1,626,140.43
  6. Step 6: Final answer
    x = 1,243,343.52

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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.