Home / 1,506,818.49-2,249,389.31-1,291,267.77

Finding the Fourth Proportional to 1,506,818.49, 2,249,389.31 and 1,291,267.77

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Solution

The fourth proportional to 1,506,818.49, 2,249,389.31 and 1,291,267.77 is: 1,927,613.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,818.49 : 2,249,389.31 = 1,291,267.77 : x
  2. Step 2: Convert to fraction form
    1,506,818.49/2,249,389.31 = 1,291,267.77/x
  3. Step 3: Cross multiply
    1,506,818.49x = 2,249,389.31 × 1,291,267.77
  4. Step 4: Simplify right side
    1,506,818.49x = 2,904,563,918,185.54
  5. Step 5: Solve for x
    x = 2,904,563,918,185.54/1,506,818.49
  6. Step 6: Final answer
    x = 1,927,613.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.