Home / 2,991,810.40-4,487,715.60-970,050.40

Finding the Fourth Proportional to 2,991,810.40, 4,487,715.60 and 970,050.40

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Solution

The fourth proportional to 2,991,810.40, 4,487,715.60 and 970,050.40 is: 1,455,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,810.40 : 4,487,715.60 = 970,050.40 : x
  2. Step 2: Convert to fraction form
    2,991,810.40/4,487,715.60 = 970,050.40/x
  3. Step 3: Cross multiply
    2,991,810.40x = 4,487,715.60 × 970,050.40
  4. Step 4: Simplify right side
    2,991,810.40x = 4,353,310,312,866.24
  5. Step 5: Solve for x
    x = 4,353,310,312,866.24/2,991,810.40
  6. Step 6: Final answer
    x = 1,455,075.60

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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.