Home / 1,064,875.20-1,597,312.80-983,774.40

Finding the Fourth Proportional to 1,064,875.20, 1,597,312.80 and 983,774.40

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Solution

The fourth proportional to 1,064,875.20, 1,597,312.80 and 983,774.40 is: 1,475,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,875.20 : 1,597,312.80 = 983,774.40 : x
  2. Step 2: Convert to fraction form
    1,064,875.20/1,597,312.80 = 983,774.40/x
  3. Step 3: Cross multiply
    1,064,875.20x = 1,597,312.80 × 983,774.40
  4. Step 4: Simplify right side
    1,064,875.20x = 1,571,395,441,432.32
  5. Step 5: Solve for x
    x = 1,571,395,441,432.32/1,064,875.20
  6. Step 6: Final answer
    x = 1,475,661.60

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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.