Home / 1,527,168.60-2,290,752.90-779,117.40

Finding the Fourth Proportional to 1,527,168.60, 2,290,752.90 and 779,117.40

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Solution

The fourth proportional to 1,527,168.60, 2,290,752.90 and 779,117.40 is: 1,168,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,168.60 : 2,290,752.90 = 779,117.40 : x
  2. Step 2: Convert to fraction form
    1,527,168.60/2,290,752.90 = 779,117.40/x
  3. Step 3: Cross multiply
    1,527,168.60x = 2,290,752.90 × 779,117.40
  4. Step 4: Simplify right side
    1,527,168.60x = 1,784,765,443,490.46
  5. Step 5: Solve for x
    x = 1,784,765,443,490.46/1,527,168.60
  6. Step 6: Final answer
    x = 1,168,676.10

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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.