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Finding the Fourth Proportional to 1,064,602,582.40, 1,594,515,086.40 and 873,499,606.40

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Solution

The fourth proportional to 1,064,602,582.40, 1,594,515,086.40 and 873,499,606.40 is: 1,308,289,424.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,602,582.40 : 1,594,515,086.40 = 873,499,606.40 : x
  2. Step 2: Convert to fraction form
    1,064,602,582.40/1,594,515,086.40 = 873,499,606.40/x
  3. Step 3: Cross multiply
    1,064,602,582.40x = 1,594,515,086.40 × 873,499,606.40
  4. Step 4: Simplify right side
    1,064,602,582.40x = 1,392,808,300,369,262,080
  5. Step 5: Solve for x
    x = 1,392,808,300,369,262,080/1,064,602,582.40
  6. Step 6: Final answer
    x = 1,308,289,424.99

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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.