Home / 2,996,878.40-4,495,317.60-975,312.80

Finding the Fourth Proportional to 2,996,878.40, 4,495,317.60 and 975,312.80

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Solution

The fourth proportional to 2,996,878.40, 4,495,317.60 and 975,312.80 is: 1,462,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,878.40 : 4,495,317.60 = 975,312.80 : x
  2. Step 2: Convert to fraction form
    2,996,878.40/4,495,317.60 = 975,312.80/x
  3. Step 3: Cross multiply
    2,996,878.40x = 4,495,317.60 × 975,312.80
  4. Step 4: Simplify right side
    2,996,878.40x = 4,384,340,795,345.28
  5. Step 5: Solve for x
    x = 4,384,340,795,345.28/2,996,878.40
  6. Step 6: Final answer
    x = 1,462,969.20

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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.