Home / 1,053,430.46-1,453,723.65-569,985

Finding the Fourth Proportional to 1,053,430.46, 1,453,723.65 and 569,985

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Solution

The fourth proportional to 1,053,430.46, 1,453,723.65 and 569,985 is: 786,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,430.46 : 1,453,723.65 = 569,985 : x
  2. Step 2: Convert to fraction form
    1,053,430.46/1,453,723.65 = 569,985/x
  3. Step 3: Cross multiply
    1,053,430.46x = 1,453,723.65 × 569,985
  4. Step 4: Simplify right side
    1,053,430.46x = 828,600,674,645.25
  5. Step 5: Solve for x
    x = 828,600,674,645.25/1,053,430.46
  6. Step 6: Final answer
    x = 786,573.68

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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.