Home / 1,630,358.46-2,249,959.41-942,007.50

Finding the Fourth Proportional to 1,630,358.46, 2,249,959.41 and 942,007.50

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Solution

The fourth proportional to 1,630,358.46, 2,249,959.41 and 942,007.50 is: 1,300,007.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,358.46 : 2,249,959.41 = 942,007.50 : x
  2. Step 2: Convert to fraction form
    1,630,358.46/2,249,959.41 = 942,007.50/x
  3. Step 3: Cross multiply
    1,630,358.46x = 2,249,959.41 × 942,007.50
  4. Step 4: Simplify right side
    1,630,358.46x = 2,119,478,638,915.58
  5. Step 5: Solve for x
    x = 2,119,478,638,915.58/1,630,358.46
  6. Step 6: Final answer
    x = 1,300,007.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.