Home / 1,526,769.79-2,289,482.10-717,384.50

Finding the Fourth Proportional to 1,526,769.79, 2,289,482.10 and 717,384.50

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Solution

The fourth proportional to 1,526,769.79, 2,289,482.10 and 717,384.50 is: 1,075,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,769.79 : 2,289,482.10 = 717,384.50 : x
  2. Step 2: Convert to fraction form
    1,526,769.79/2,289,482.10 = 717,384.50/x
  3. Step 3: Cross multiply
    1,526,769.79x = 2,289,482.10 × 717,384.50
  4. Step 4: Simplify right side
    1,526,769.79x = 1,642,438,971,567.45
  5. Step 5: Solve for x
    x = 1,642,438,971,567.45/1,526,769.79
  6. Step 6: Final answer
    x = 1,075,760.72

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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.