Home / 1,051,526.76-1,451,209.37-621,945.29

Finding the Fourth Proportional to 1,051,526.76, 1,451,209.37 and 621,945.29

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Solution

The fourth proportional to 1,051,526.76, 1,451,209.37 and 621,945.29 is: 858,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,526.76 : 1,451,209.37 = 621,945.29 : x
  2. Step 2: Convert to fraction form
    1,051,526.76/1,451,209.37 = 621,945.29/x
  3. Step 3: Cross multiply
    1,051,526.76x = 1,451,209.37 × 621,945.29
  4. Step 4: Simplify right side
    1,051,526.76x = 902,572,824,830.61
  5. Step 5: Solve for x
    x = 902,572,824,830.61/1,051,526.76
  6. Step 6: Final answer
    x = 858,345.08

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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.