Home / 1,525,000.40-2,286,809.40-578,056.40

Finding the Fourth Proportional to 1,525,000.40, 2,286,809.40 and 578,056.40

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Solution

The fourth proportional to 1,525,000.40, 2,286,809.40 and 578,056.40 is: 866,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,000.40 : 2,286,809.40 = 578,056.40 : x
  2. Step 2: Convert to fraction form
    1,525,000.40/2,286,809.40 = 578,056.40/x
  3. Step 3: Cross multiply
    1,525,000.40x = 2,286,809.40 × 578,056.40
  4. Step 4: Simplify right side
    1,525,000.40x = 1,321,904,809,250.16
  5. Step 5: Solve for x
    x = 1,321,904,809,250.16/1,525,000.40
  6. Step 6: Final answer
    x = 866,822.60

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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.