Home / 1,006,622.63-1,389,162.45-571,069.16

Finding the Fourth Proportional to 1,006,622.63, 1,389,162.45 and 571,069.16

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Solution

The fourth proportional to 1,006,622.63, 1,389,162.45 and 571,069.16 is: 788,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,622.63 : 1,389,162.45 = 571,069.16 : x
  2. Step 2: Convert to fraction form
    1,006,622.63/1,389,162.45 = 571,069.16/x
  3. Step 3: Cross multiply
    1,006,622.63x = 1,389,162.45 × 571,069.16
  4. Step 4: Simplify right side
    1,006,622.63x = 793,307,833,425.04
  5. Step 5: Solve for x
    x = 793,307,833,425.04/1,006,622.63
  6. Step 6: Final answer
    x = 788,088.61

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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.