Home / 1,699,430.78-2,345,263.61-925,111.82

Finding the Fourth Proportional to 1,699,430.78, 2,345,263.61 and 925,111.82

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Solution

The fourth proportional to 1,699,430.78, 2,345,263.61 and 925,111.82 is: 1,276,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,430.78 : 2,345,263.61 = 925,111.82 : x
  2. Step 2: Convert to fraction form
    1,699,430.78/2,345,263.61 = 925,111.82/x
  3. Step 3: Cross multiply
    1,699,430.78x = 2,345,263.61 × 925,111.82
  4. Step 4: Simplify right side
    1,699,430.78x = 2,169,631,070,274.99
  5. Step 5: Solve for x
    x = 2,169,631,070,274.99/1,699,430.78
  6. Step 6: Final answer
    x = 1,276,681.05

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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.