Home / 1,817,075.76-2,507,564.60-1,053,572.20

Finding the Fourth Proportional to 1,817,075.76, 2,507,564.60 and 1,053,572.20

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Solution

The fourth proportional to 1,817,075.76, 2,507,564.60 and 1,053,572.20 is: 1,453,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,075.76 : 2,507,564.60 = 1,053,572.20 : x
  2. Step 2: Convert to fraction form
    1,817,075.76/2,507,564.60 = 1,053,572.20/x
  3. Step 3: Cross multiply
    1,817,075.76x = 2,507,564.60 × 1,053,572.20
  4. Step 4: Simplify right side
    1,817,075.76x = 2,641,900,352,264.12
  5. Step 5: Solve for x
    x = 2,641,900,352,264.12/1,817,075.76
  6. Step 6: Final answer
    x = 1,453,929.67

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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.