Home / 1,563,831.08-2,157,967.59-875,345.25

Finding the Fourth Proportional to 1,563,831.08, 2,157,967.59 and 875,345.25

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Solution

The fourth proportional to 1,563,831.08, 2,157,967.59 and 875,345.25 is: 1,207,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,831.08 : 2,157,967.59 = 875,345.25 : x
  2. Step 2: Convert to fraction form
    1,563,831.08/2,157,967.59 = 875,345.25/x
  3. Step 3: Cross multiply
    1,563,831.08x = 2,157,967.59 × 875,345.25
  4. Step 4: Simplify right side
    1,563,831.08x = 1,888,966,679,560.45
  5. Step 5: Solve for x
    x = 1,888,966,679,560.45/1,563,831.08
  6. Step 6: Final answer
    x = 1,207,909.67

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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.