Home / 1,029,823.00-1,421,239.91-571,081.41

Finding the Fourth Proportional to 1,029,823.00, 1,421,239.91 and 571,081.41

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Solution

The fourth proportional to 1,029,823.00, 1,421,239.91 and 571,081.41 is: 788,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,823.00 : 1,421,239.91 = 571,081.41 : x
  2. Step 2: Convert to fraction form
    1,029,823.00/1,421,239.91 = 571,081.41/x
  3. Step 3: Cross multiply
    1,029,823.00x = 1,421,239.91 × 571,081.41
  4. Step 4: Simplify right side
    1,029,823.00x = 811,643,688,895.67
  5. Step 5: Solve for x
    x = 811,643,688,895.67/1,029,823.00
  6. Step 6: Final answer
    x = 788,139.02

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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.