Home / 1,525,358.64-2,287,140.76-578,795.88

Finding the Fourth Proportional to 1,525,358.64, 2,287,140.76 and 578,795.88

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Solution

The fourth proportional to 1,525,358.64, 2,287,140.76 and 578,795.88 is: 867,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,358.64 : 2,287,140.76 = 578,795.88 : x
  2. Step 2: Convert to fraction form
    1,525,358.64/2,287,140.76 = 578,795.88/x
  3. Step 3: Cross multiply
    1,525,358.64x = 2,287,140.76 × 578,795.88
  4. Step 4: Simplify right side
    1,525,358.64x = 1,323,787,648,868.07
  5. Step 5: Solve for x
    x = 1,323,787,648,868.07/1,525,358.64
  6. Step 6: Final answer
    x = 867,853.38

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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.