Home / 4,300,421.76-6,451,565.88-1,308,528

Finding the Fourth Proportional to 4,300,421.76, 6,451,565.88 and 1,308,528

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Solution

The fourth proportional to 4,300,421.76, 6,451,565.88 and 1,308,528 is: 1,963,075.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300,421.76 : 6,451,565.88 = 1,308,528 : x
  2. Step 2: Convert to fraction form
    4,300,421.76/6,451,565.88 = 1,308,528/x
  3. Step 3: Cross multiply
    4,300,421.76x = 6,451,565.88 × 1,308,528
  4. Step 4: Simplify right side
    4,300,421.76x = 8,442,054,597,824.64
  5. Step 5: Solve for x
    x = 8,442,054,597,824.64/4,300,421.76
  6. Step 6: Final answer
    x = 1,963,075.97

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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.