Home / 1,572,544.40-2,358,819.63-435,309.93

Finding the Fourth Proportional to 1,572,544.40, 2,358,819.63 and 435,309.93

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Solution

The fourth proportional to 1,572,544.40, 2,358,819.63 and 435,309.93 is: 652,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,544.40 : 2,358,819.63 = 435,309.93 : x
  2. Step 2: Convert to fraction form
    1,572,544.40/2,358,819.63 = 435,309.93/x
  3. Step 3: Cross multiply
    1,572,544.40x = 2,358,819.63 × 435,309.93
  4. Step 4: Simplify right side
    1,572,544.40x = 1,026,817,608,017.93
  5. Step 5: Solve for x
    x = 1,026,817,608,017.93/1,572,544.40
  6. Step 6: Final answer
    x = 652,965.74

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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.