Home / 2,742,425.10-4,113,637.65-1,785,831.30

Finding the Fourth Proportional to 2,742,425.10, 4,113,637.65 and 1,785,831.30

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Solution

The fourth proportional to 2,742,425.10, 4,113,637.65 and 1,785,831.30 is: 2,678,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,425.10 : 4,113,637.65 = 1,785,831.30 : x
  2. Step 2: Convert to fraction form
    2,742,425.10/4,113,637.65 = 1,785,831.30/x
  3. Step 3: Cross multiply
    2,742,425.10x = 4,113,637.65 × 1,785,831.30
  4. Step 4: Simplify right side
    2,742,425.10x = 7,346,262,872,228.45
  5. Step 5: Solve for x
    x = 7,346,262,872,228.45/2,742,425.10
  6. Step 6: Final answer
    x = 2,678,746.95

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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.