Home / 1,140,613.98-1,574,397.72-657,502.08

Finding the Fourth Proportional to 1,140,613.98, 1,574,397.72 and 657,502.08

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Solution

The fourth proportional to 1,140,613.98, 1,574,397.72 and 657,502.08 is: 907,554.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,613.98 : 1,574,397.72 = 657,502.08 : x
  2. Step 2: Convert to fraction form
    1,140,613.98/1,574,397.72 = 657,502.08/x
  3. Step 3: Cross multiply
    1,140,613.98x = 1,574,397.72 × 657,502.08
  4. Step 4: Simplify right side
    1,140,613.98x = 1,035,169,775,647.26
  5. Step 5: Solve for x
    x = 1,035,169,775,647.26/1,140,613.98
  6. Step 6: Final answer
    x = 907,554.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.