Home / 1,030,338.63-1,421,952.26-571,600.89

Finding the Fourth Proportional to 1,030,338.63, 1,421,952.26 and 571,600.89

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Solution

The fourth proportional to 1,030,338.63, 1,421,952.26 and 571,600.89 is: 788,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,338.63 : 1,421,952.26 = 571,600.89 : x
  2. Step 2: Convert to fraction form
    1,030,338.63/1,421,952.26 = 571,600.89/x
  3. Step 3: Cross multiply
    1,030,338.63x = 1,421,952.26 × 571,600.89
  4. Step 4: Simplify right side
    1,030,338.63x = 812,789,174,495.51
  5. Step 5: Solve for x
    x = 812,789,174,495.51/1,030,338.63
  6. Step 6: Final answer
    x = 788,856.35

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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.