Home / 1,636,130.60-2,258,968.56-1,024,528.76

Finding the Fourth Proportional to 1,636,130.60, 2,258,968.56 and 1,024,528.76

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Solution

The fourth proportional to 1,636,130.60, 2,258,968.56 and 1,024,528.76 is: 1,414,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,130.60 : 2,258,968.56 = 1,024,528.76 : x
  2. Step 2: Convert to fraction form
    1,636,130.60/2,258,968.56 = 1,024,528.76/x
  3. Step 3: Cross multiply
    1,636,130.60x = 2,258,968.56 × 1,024,528.76
  4. Step 4: Simplify right side
    1,636,130.60x = 2,314,378,257,655.79
  5. Step 5: Solve for x
    x = 2,314,378,257,655.79/1,636,130.60
  6. Step 6: Final answer
    x = 1,414,543.72

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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.