Home / 1,461,422.40-2,191,894.56-514,570.56

Finding the Fourth Proportional to 1,461,422.40, 2,191,894.56 and 514,570.56

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Solution

The fourth proportional to 1,461,422.40, 2,191,894.56 and 514,570.56 is: 771,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,422.40 : 2,191,894.56 = 514,570.56 : x
  2. Step 2: Convert to fraction form
    1,461,422.40/2,191,894.56 = 514,570.56/x
  3. Step 3: Cross multiply
    1,461,422.40x = 2,191,894.56 × 514,570.56
  4. Step 4: Simplify right side
    1,461,422.40x = 1,127,884,411,200.15
  5. Step 5: Solve for x
    x = 1,127,884,411,200.15/1,461,422.40
  6. Step 6: Final answer
    x = 771,771.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.