Home / 1,028,098.89-1,418,776.29-575,389.89

Finding the Fourth Proportional to 1,028,098.89, 1,418,776.29 and 575,389.89

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Solution

The fourth proportional to 1,028,098.89, 1,418,776.29 and 575,389.89 is: 794,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,098.89 : 1,418,776.29 = 575,389.89 : x
  2. Step 2: Convert to fraction form
    1,028,098.89/1,418,776.29 = 575,389.89/x
  3. Step 3: Cross multiply
    1,028,098.89x = 1,418,776.29 × 575,389.89
  4. Step 4: Simplify right side
    1,028,098.89x = 816,349,533,437.71
  5. Step 5: Solve for x
    x = 816,349,533,437.71/1,028,098.89
  6. Step 6: Final answer
    x = 794,037.95

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1.5x scale

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.