Home / 1,572,132.70-2,358,199.05-1,152,228.70

Finding the Fourth Proportional to 1,572,132.70, 2,358,199.05 and 1,152,228.70

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Solution

The fourth proportional to 1,572,132.70, 2,358,199.05 and 1,152,228.70 is: 1,728,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,132.70 : 2,358,199.05 = 1,152,228.70 : x
  2. Step 2: Convert to fraction form
    1,572,132.70/2,358,199.05 = 1,152,228.70/x
  3. Step 3: Cross multiply
    1,572,132.70x = 2,358,199.05 × 1,152,228.70
  4. Step 4: Simplify right side
    1,572,132.70x = 2,717,184,625,722.74
  5. Step 5: Solve for x
    x = 2,717,184,625,722.74/1,572,132.70
  6. Step 6: Final answer
    x = 1,728,343.05

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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.