Home / 1,572,307.70-2,358,461.55-1,068,422.90

Finding the Fourth Proportional to 1,572,307.70, 2,358,461.55 and 1,068,422.90

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Solution

The fourth proportional to 1,572,307.70, 2,358,461.55 and 1,068,422.90 is: 1,602,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,307.70 : 2,358,461.55 = 1,068,422.90 : x
  2. Step 2: Convert to fraction form
    1,572,307.70/2,358,461.55 = 1,068,422.90/x
  3. Step 3: Cross multiply
    1,572,307.70x = 2,358,461.55 × 1,068,422.90
  4. Step 4: Simplify right side
    1,572,307.70x = 2,519,834,328,789.49
  5. Step 5: Solve for x
    x = 2,519,834,328,789.49/1,572,307.70
  6. Step 6: Final answer
    x = 1,602,634.35

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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.