Home / 1,506,817.49-2,249,387.82-1,291,266.77

Finding the Fourth Proportional to 1,506,817.49, 2,249,387.82 and 1,291,266.77

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Solution

The fourth proportional to 1,506,817.49, 2,249,387.82 and 1,291,266.77 is: 1,927,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,817.49 : 2,249,387.82 = 1,291,266.77 : x
  2. Step 2: Convert to fraction form
    1,506,817.49/2,249,387.82 = 1,291,266.77/x
  3. Step 3: Cross multiply
    1,506,817.49x = 2,249,387.82 × 1,291,266.77
  4. Step 4: Simplify right side
    1,506,817.49x = 2,904,559,733,561.80
  5. Step 5: Solve for x
    x = 2,904,559,733,561.80/1,506,817.49
  6. Step 6: Final answer
    x = 1,927,612.18

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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.