Home / 1,000,775.16-1,381,042.98-571,047.48

Finding the Fourth Proportional to 1,000,775.16, 1,381,042.98 and 571,047.48

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Solution

The fourth proportional to 1,000,775.16, 1,381,042.98 and 571,047.48 is: 788,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,775.16 : 1,381,042.98 = 571,047.48 : x
  2. Step 2: Convert to fraction form
    1,000,775.16/1,381,042.98 = 571,047.48/x
  3. Step 3: Cross multiply
    1,000,775.16x = 1,381,042.98 × 571,047.48
  4. Step 4: Simplify right side
    1,000,775.16x = 788,641,113,500.69
  5. Step 5: Solve for x
    x = 788,641,113,500.69/1,000,775.16
  6. Step 6: Final answer
    x = 788,030.26

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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.