Home / 1,009,973.68-1,516,978.20-631,567.60

Finding the Fourth Proportional to 1,009,973.68, 1,516,978.20 and 631,567.60

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Solution

The fourth proportional to 1,009,973.68, 1,516,978.20 and 631,567.60 is: 948,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,973.68 : 1,516,978.20 = 631,567.60 : x
  2. Step 2: Convert to fraction form
    1,009,973.68/1,516,978.20 = 631,567.60/x
  3. Step 3: Cross multiply
    1,009,973.68x = 1,516,978.20 × 631,567.60
  4. Step 4: Simplify right side
    1,009,973.68x = 958,074,281,026.32
  5. Step 5: Solve for x
    x = 958,074,281,026.32/1,009,973.68
  6. Step 6: Final answer
    x = 948,613.12

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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.