Home / 1,036,699.47-1,430,471.81-577,713.43

Finding the Fourth Proportional to 1,036,699.47, 1,430,471.81 and 577,713.43

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Solution

The fourth proportional to 1,036,699.47, 1,430,471.81 and 577,713.43 is: 797,147.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,699.47 : 1,430,471.81 = 577,713.43 : x
  2. Step 2: Convert to fraction form
    1,036,699.47/1,430,471.81 = 577,713.43/x
  3. Step 3: Cross multiply
    1,036,699.47x = 1,430,471.81 × 577,713.43
  4. Step 4: Simplify right side
    1,036,699.47x = 826,402,779,105.78
  5. Step 5: Solve for x
    x = 826,402,779,105.78/1,036,699.47
  6. Step 6: Final answer
    x = 797,147.87

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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.