Home / 4,742,259.76-7,113,394.77-2,219,686.48

Finding the Fourth Proportional to 4,742,259.76, 7,113,394.77 and 2,219,686.48

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Solution

The fourth proportional to 4,742,259.76, 7,113,394.77 and 2,219,686.48 is: 3,329,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,259.76 : 7,113,394.77 = 2,219,686.48 : x
  2. Step 2: Convert to fraction form
    4,742,259.76/7,113,394.77 = 2,219,686.48/x
  3. Step 3: Cross multiply
    4,742,259.76x = 7,113,394.77 × 2,219,686.48
  4. Step 4: Simplify right side
    4,742,259.76x = 15,789,506,197,871.71
  5. Step 5: Solve for x
    x = 15,789,506,197,871.71/4,742,259.76
  6. Step 6: Final answer
    x = 3,329,532.12

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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.