Home / 1,630,362.46-2,249,964.93-942,011.50

Finding the Fourth Proportional to 1,630,362.46, 2,249,964.93 and 942,011.50

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Solution

The fourth proportional to 1,630,362.46, 2,249,964.93 and 942,011.50 is: 1,300,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,362.46 : 2,249,964.93 = 942,011.50 : x
  2. Step 2: Convert to fraction form
    1,630,362.46/2,249,964.93 = 942,011.50/x
  3. Step 3: Cross multiply
    1,630,362.46x = 2,249,964.93 × 942,011.50
  4. Step 4: Simplify right side
    1,630,362.46x = 2,119,492,838,656.70
  5. Step 5: Solve for x
    x = 2,119,492,838,656.70/1,630,362.46
  6. Step 6: Final answer
    x = 1,300,013.27

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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.